/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:43:31,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:43:31,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:43:31,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:43:31,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:43:31,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:43:31,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:43:31,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:43:31,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:43:31,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:43:31,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:43:31,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:43:31,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:43:31,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:43:31,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:43:31,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:43:31,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:43:31,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:43:31,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:43:31,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:43:31,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:43:31,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:43:31,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:43:31,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:43:31,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:43:31,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:43:31,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:43:31,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:43:31,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:43:31,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:43:31,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:43:31,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:43:31,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:43:31,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:43:31,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:43:31,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:43:31,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:43:31,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:43:31,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:43:31,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:43:31,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:43:31,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-27 21:43:31,388 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:43:31,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:43:31,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:43:31,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:43:31,390 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:43:31,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:43:31,391 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:43:31,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:43:31,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:43:31,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:43:31,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:43:31,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:43:31,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:43:31,392 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:43:31,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:43:31,392 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:43:31,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:43:31,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:43:31,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:43:31,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:43:31,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:43:31,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:43:31,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:43:31,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:43:31,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:43:31,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:43:31,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:43:31,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:43:31,395 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:43:31,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:43:31,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:43:31,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:43:31,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:43:31,863 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:43:31,863 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:43:31,866 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-08-27 21:43:31,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa8531202/ec906acd9c80440da3e9d98199738896/FLAGe8e3d7463 [2020-08-27 21:43:32,588 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:43:32,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-08-27 21:43:32,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa8531202/ec906acd9c80440da3e9d98199738896/FLAGe8e3d7463 [2020-08-27 21:43:32,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa8531202/ec906acd9c80440da3e9d98199738896 [2020-08-27 21:43:32,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:43:32,828 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:43:32,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:43:32,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:43:32,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:43:32,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:43:32" (1/1) ... [2020-08-27 21:43:32,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bbef4a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:32, skipping insertion in model container [2020-08-27 21:43:32,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:43:32" (1/1) ... [2020-08-27 21:43:32,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:43:32,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:43:33,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:43:33,433 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:43:33,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:43:33,565 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:43:33,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33 WrapperNode [2020-08-27 21:43:33,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:43:33,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:43:33,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:43:33,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:43:33,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... [2020-08-27 21:43:33,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:43:33,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:43:33,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:43:33,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:43:33,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-27 21:43:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:43:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:43:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:43:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-27 21:43:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-27 21:43:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-27 21:43:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:43:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:43:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-27 21:43:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:43:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:43:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:43:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:43:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:43:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-27 21:43:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-27 21:43:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:43:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:43:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:43:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:43:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:43:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:43:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:43:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:43:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:43:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:43:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:43:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:43:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:43:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:43:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:43:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:43:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:43:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:43:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:43:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:43:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:43:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:43:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:43:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:43:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:43:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:43:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:43:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:43:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:43:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-27 21:43:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-27 21:43:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-27 21:43:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:43:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-27 21:43:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-27 21:43:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:43:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-27 21:43:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:43:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:43:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:43:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:43:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:43:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:43:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:43:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:43:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:43:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:43:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:43:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:43:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:43:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:43:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:43:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:43:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:43:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:43:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:43:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:43:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:43:33,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:43:33,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:43:33,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:43:33,770 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:43:33,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:43:33,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:43:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:43:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:43:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:43:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:43:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:43:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:43:34,841 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:43:34,841 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:43:34,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:43:34 BoogieIcfgContainer [2020-08-27 21:43:34,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:43:34,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:43:34,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:43:34,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:43:34,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:43:32" (1/3) ... [2020-08-27 21:43:34,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35893cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:43:34, skipping insertion in model container [2020-08-27 21:43:34,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:33" (2/3) ... [2020-08-27 21:43:34,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35893cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:43:34, skipping insertion in model container [2020-08-27 21:43:34,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:43:34" (3/3) ... [2020-08-27 21:43:34,857 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12.cil.c [2020-08-27 21:43:34,869 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:43:34,879 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:43:34,902 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:43:34,934 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:43:34,934 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:43:34,934 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:43:34,934 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:43:34,935 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:43:34,935 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:43:34,935 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:43:34,935 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:43:34,961 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-08-27 21:43:34,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-27 21:43:34,973 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:34,974 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:34,975 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:34,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:34,982 INFO L82 PathProgramCache]: Analyzing trace with hash -347827160, now seen corresponding path program 1 times [2020-08-27 21:43:34,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:34,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2057857839] [2020-08-27 21:43:34,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,745 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:35,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-27 21:43:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-27 21:43:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:43:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:35,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:35,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2057857839] [2020-08-27 21:43:35,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:35,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:43:35,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082745233] [2020-08-27 21:43:35,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:43:35,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:35,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:43:35,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:43:35,901 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2020-08-27 21:43:36,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:36,899 INFO L93 Difference]: Finished difference Result 236 states and 309 transitions. [2020-08-27 21:43:36,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-27 21:43:36,902 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-27 21:43:36,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:36,919 INFO L225 Difference]: With dead ends: 236 [2020-08-27 21:43:36,919 INFO L226 Difference]: Without dead ends: 133 [2020-08-27 21:43:36,924 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:43:36,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-08-27 21:43:37,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-08-27 21:43:37,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-08-27 21:43:37,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-08-27 21:43:37,018 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2020-08-27 21:43:37,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:37,019 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-08-27 21:43:37,019 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:43:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-08-27 21:43:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-27 21:43:37,023 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:37,023 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:37,024 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:43:37,024 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:37,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:37,025 INFO L82 PathProgramCache]: Analyzing trace with hash -445277406, now seen corresponding path program 1 times [2020-08-27 21:43:37,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:37,025 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [430275981] [2020-08-27 21:43:37,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,442 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:37,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:43:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-27 21:43:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-27 21:43:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:37,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [430275981] [2020-08-27 21:43:37,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:37,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-27 21:43:37,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074875619] [2020-08-27 21:43:37,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-27 21:43:37,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:37,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-27 21:43:37,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:43:37,520 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 5 states. [2020-08-27 21:43:38,073 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:43:38,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:38,822 INFO L93 Difference]: Finished difference Result 168 states and 207 transitions. [2020-08-27 21:43:38,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-27 21:43:38,823 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-27 21:43:38,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:38,827 INFO L225 Difference]: With dead ends: 168 [2020-08-27 21:43:38,827 INFO L226 Difference]: Without dead ends: 123 [2020-08-27 21:43:38,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:43:38,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-08-27 21:43:38,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-08-27 21:43:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-08-27 21:43:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-08-27 21:43:38,888 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2020-08-27 21:43:38,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:38,889 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-08-27 21:43:38,889 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-27 21:43:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-08-27 21:43:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-27 21:43:38,891 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:38,891 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:38,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:43:38,892 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:38,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:38,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1419491684, now seen corresponding path program 1 times [2020-08-27 21:43:38,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:38,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [53819298] [2020-08-27 21:43:38,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,311 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:39,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:43:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:43:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-27 21:43:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:39,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:39,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [53819298] [2020-08-27 21:43:39,505 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:39,505 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:43:39,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746307398] [2020-08-27 21:43:39,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:43:39,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:39,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:43:39,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:43:39,518 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 9 states. [2020-08-27 21:43:39,964 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:40,370 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:40,688 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:41,003 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:42,074 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:43:43,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:43,287 INFO L93 Difference]: Finished difference Result 326 states and 405 transitions. [2020-08-27 21:43:43,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-27 21:43:43,288 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-27 21:43:43,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:43,295 INFO L225 Difference]: With dead ends: 326 [2020-08-27 21:43:43,295 INFO L226 Difference]: Without dead ends: 259 [2020-08-27 21:43:43,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-27 21:43:43,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-08-27 21:43:43,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 194. [2020-08-27 21:43:43,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-08-27 21:43:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2020-08-27 21:43:43,355 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 65 [2020-08-27 21:43:43,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:43,356 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2020-08-27 21:43:43,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:43:43,356 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2020-08-27 21:43:43,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-08-27 21:43:43,358 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:43,359 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:43:43,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:43:43,359 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:43,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:43,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1359348090, now seen corresponding path program 1 times [2020-08-27 21:43:43,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:43,360 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [382717704] [2020-08-27 21:43:43,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,824 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:43,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:43:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-27 21:43:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-27 21:43:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-08-27 21:43:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-27 21:43:43,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [382717704] [2020-08-27 21:43:43,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:43,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:43:43,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907247541] [2020-08-27 21:43:43,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:43:43,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:43,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:43:43,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:43:43,942 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 8 states. [2020-08-27 21:43:44,407 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:45,222 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:45,823 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:46,147 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:46,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:46,327 INFO L93 Difference]: Finished difference Result 374 states and 478 transitions. [2020-08-27 21:43:46,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:43:46,327 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 68 [2020-08-27 21:43:46,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:46,329 INFO L225 Difference]: With dead ends: 374 [2020-08-27 21:43:46,329 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:43:46,333 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-27 21:43:46,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:43:46,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:43:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:43:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:43:46,334 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-08-27 21:43:46,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:46,336 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:43:46,336 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:43:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:43:46,336 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:43:46,337 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:43:46,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:43:46,530 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:46,654 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-08-27 21:43:46,821 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:47,010 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-08-27 21:43:47,184 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:47,362 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:47,529 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:47,653 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 6 [2020-08-27 21:43:47,823 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-08-27 21:43:48,155 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:48,482 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:48,815 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:48,962 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:49,124 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:49,282 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:49,435 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:49,590 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:49,743 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:49,891 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:50,043 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:50,197 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:50,356 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:50,511 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:50,670 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:50,819 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:50,969 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:51,122 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:51,278 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:51,434 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:51,588 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:51,742 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:51,896 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:52,057 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:52,209 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:52,378 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:52,532 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:52,699 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:52,848 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:53,002 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:53,155 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:53,310 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:53,463 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:53,612 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:53,765 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:53,868 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-08-27 21:43:54,027 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:54,180 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:54,292 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 6 [2020-08-27 21:43:54,449 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:54,601 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:54,754 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:54,908 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:55,061 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:55,210 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:55,363 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:55,517 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:55,678 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:55,845 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:55,997 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:56,105 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 6 [2020-08-27 21:43:56,414 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:56,726 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:57,036 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:57,139 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 6 [2020-08-27 21:43:57,369 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:57,637 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-27 21:43:57,869 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:58,118 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-27 21:43:58,313 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-27 21:43:58,587 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:58,806 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:59,213 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-08-27 21:43:59,426 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:59,811 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-27 21:44:00,014 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-27 21:44:00,414 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-27 21:44:00,792 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-27 21:44:01,012 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:01,227 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:01,448 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:01,648 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:44:01,844 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-27 21:44:02,047 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:44:02,225 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:02,467 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:44:02,682 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-08-27 21:44:02,696 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-08-27 21:44:02,697 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2020-08-27 21:44:02,697 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2020-08-27 21:44:02,697 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-08-27 21:44:02,697 INFO L268 CegarLoopResult]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2020-08-27 21:44:02,698 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2020-08-27 21:44:02,698 INFO L268 CegarLoopResult]: For program point L612(lines 589 613) no Hoare annotation was computed. [2020-08-27 21:44:02,698 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2020-08-27 21:44:02,698 INFO L268 CegarLoopResult]: For program point L673(lines 646 674) no Hoare annotation was computed. [2020-08-27 21:44:02,698 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point L653(lines 653 657) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L268 CegarLoopResult]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2020-08-27 21:44:02,699 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2020-08-27 21:44:02,700 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2020-08-27 21:44:02,700 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2020-08-27 21:44:02,700 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2020-08-27 21:44:02,700 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2020-08-27 21:44:02,700 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-27 21:44:02,700 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-08-27 21:44:02,700 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-08-27 21:44:02,701 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-27 21:44:02,701 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-08-27 21:44:02,701 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-08-27 21:44:02,701 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-08-27 21:44:02,701 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-08-27 21:44:02,701 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:44:02,701 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-08-27 21:44:02,701 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-08-27 21:44:02,702 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-08-27 21:44:02,702 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-08-27 21:44:02,702 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-08-27 21:44:02,702 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-08-27 21:44:02,702 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-08-27 21:44:02,702 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-08-27 21:44:02,702 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-08-27 21:44:02,703 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 489 511) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,703 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 489 511) no Hoare annotation was computed. [2020-08-27 21:44:02,703 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,703 INFO L264 CegarLoopResult]: At program point L501-1(line 501) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,703 INFO L268 CegarLoopResult]: For program point L499(lines 499 506) no Hoare annotation was computed. [2020-08-27 21:44:02,704 INFO L268 CegarLoopResult]: For program point L499-1(lines 499 506) no Hoare annotation was computed. [2020-08-27 21:44:02,704 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-08-27 21:44:02,704 INFO L264 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,704 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,704 INFO L264 CegarLoopResult]: At program point L495-1(line 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 489 511) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 444 467) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 444 467) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 444 467) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-27 21:44:02,705 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-08-27 21:44:02,706 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-27 21:44:02,707 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-08-27 21:44:02,707 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 228 242) no Hoare annotation was computed. [2020-08-27 21:44:02,707 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:44:02,707 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-08-27 21:44:02,707 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 228 242) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-27 21:44:02,707 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 228 242) no Hoare annotation was computed. [2020-08-27 21:44:02,707 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 138 145) no Hoare annotation was computed. [2020-08-27 21:44:02,707 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 138 145) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 138 145) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 183 191) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 183 191) the Hoare annotation is: true [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 183 191) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-08-27 21:44:02,708 INFO L268 CegarLoopResult]: For program point L211-2(lines 211 219) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 192 227) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 192 227) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point L199-2(lines 199 207) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 192 227) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2020-08-27 21:44:02,709 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point L846(lines 846 866) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-27 21:44:02,710 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 475 485) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 475 485) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 475 485) no Hoare annotation was computed. [2020-08-27 21:44:02,710 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 172 182) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 172 182) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 172 182) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 164 171) the Hoare annotation is: true [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 164 171) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 164 171) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 131 137) no Hoare annotation was computed. [2020-08-27 21:44:02,711 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 131 137) the Hoare annotation is: true [2020-08-27 21:44:02,711 INFO L264 CegarLoopResult]: At program point testENTRY(lines 335 402) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,712 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-08-27 21:44:02,712 INFO L268 CegarLoopResult]: For program point testFINAL(lines 335 402) no Hoare annotation was computed. [2020-08-27 21:44:02,712 INFO L264 CegarLoopResult]: At program point L395(lines 344 396) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:44:02,712 INFO L264 CegarLoopResult]: At program point L385(line 385) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:44:02,712 INFO L268 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-08-27 21:44:02,712 INFO L264 CegarLoopResult]: At program point L383-1(lines 375 390) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:44:02,712 INFO L268 CegarLoopResult]: For program point L346(lines 345 394) no Hoare annotation was computed. [2020-08-27 21:44:02,712 INFO L264 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:44:02,713 INFO L268 CegarLoopResult]: For program point L375(lines 375 390) no Hoare annotation was computed. [2020-08-27 21:44:02,713 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:44:02,713 INFO L268 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-08-27 21:44:02,713 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 371) no Hoare annotation was computed. [2020-08-27 21:44:02,713 INFO L264 CegarLoopResult]: At program point L392(lines 345 394) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:44:02,713 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point L355(lines 355 361) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point testEXIT(lines 335 402) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2020-08-27 21:44:02,714 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 301 323) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 301 323) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 301 323) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point L733(lines 732 752) no Hoare annotation was computed. [2020-08-27 21:44:02,715 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L764-1(line 764) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L729(lines 729 770) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L771(lines 771 782) no Hoare annotation was computed. [2020-08-27 21:44:02,716 INFO L268 CegarLoopResult]: For program point L734(lines 734 738) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point L753(lines 731 754) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point L712(lines 712 728) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point L772(lines 772 779) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 880 889) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 880 889) no Hoare annotation was computed. [2020-08-27 21:44:02,717 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 880 889) no Hoare annotation was computed. [2020-08-27 21:44:02,718 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,718 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:44:02,718 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,718 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-08-27 21:44:02,718 INFO L268 CegarLoopResult]: For program point L158-1(lines 147 163) no Hoare annotation was computed. [2020-08-27 21:44:02,718 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 147 163) no Hoare annotation was computed. [2020-08-27 21:44:02,719 INFO L268 CegarLoopResult]: For program point L154(lines 154 160) no Hoare annotation was computed. [2020-08-27 21:44:02,719 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 147 163) no Hoare annotation was computed. [2020-08-27 21:44:02,719 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-08-27 21:44:02,719 INFO L268 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-08-27 21:44:02,719 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 324 332) the Hoare annotation is: true [2020-08-27 21:44:02,719 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 324 332) no Hoare annotation was computed. [2020-08-27 21:44:02,719 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 324 332) no Hoare annotation was computed. [2020-08-27 21:44:02,720 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 280 291) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:44:02,720 INFO L268 CegarLoopResult]: For program point L284-1(lines 280 291) no Hoare annotation was computed. [2020-08-27 21:44:02,720 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 280 291) no Hoare annotation was computed. [2020-08-27 21:44:02,720 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,720 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,720 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,720 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 292 300) no Hoare annotation was computed. [2020-08-27 21:44:02,721 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 292 300) no Hoare annotation was computed. [2020-08-27 21:44:02,721 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 292 300) no Hoare annotation was computed. [2020-08-27 21:44:02,721 INFO L264 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-08-27 21:44:02,721 INFO L271 CegarLoopResult]: At program point L118(lines 118 124) the Hoare annotation is: true [2020-08-27 21:44:02,721 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:44:02,721 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-08-27 21:44:02,722 INFO L268 CegarLoopResult]: For program point L111(lines 107 129) no Hoare annotation was computed. [2020-08-27 21:44:02,722 INFO L268 CegarLoopResult]: For program point L109(lines 107 129) no Hoare annotation was computed. [2020-08-27 21:44:02,722 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2020-08-27 21:44:02,722 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2020-08-27 21:44:02,722 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 414 443) no Hoare annotation was computed. [2020-08-27 21:44:02,722 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 414 443) the Hoare annotation is: true [2020-08-27 21:44:02,722 INFO L271 CegarLoopResult]: At program point L439(lines 414 443) the Hoare annotation is: true [2020-08-27 21:44:02,722 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-08-27 21:44:02,723 INFO L268 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2020-08-27 21:44:02,723 INFO L271 CegarLoopResult]: At program point L428-1(lines 428 432) the Hoare annotation is: true [2020-08-27 21:44:02,723 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-08-27 21:44:02,723 INFO L271 CegarLoopResult]: At program point L424-2(lines 424 438) the Hoare annotation is: true [2020-08-27 21:44:02,723 INFO L271 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: true [2020-08-27 21:44:02,723 INFO L268 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-08-27 21:44:02,723 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 256 267) the Hoare annotation is: true [2020-08-27 21:44:02,724 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 256 267) no Hoare annotation was computed. [2020-08-27 21:44:02,724 INFO L268 CegarLoopResult]: For program point L260-1(lines 256 267) no Hoare annotation was computed. [2020-08-27 21:44:02,724 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 468 474) no Hoare annotation was computed. [2020-08-27 21:44:02,724 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 468 474) the Hoare annotation is: true [2020-08-27 21:44:02,724 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,724 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-27 21:44:02,724 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:44:02,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:44:02,725 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 243 250) no Hoare annotation was computed. [2020-08-27 21:44:02,725 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 243 250) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:44:02,725 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 243 250) no Hoare annotation was computed. [2020-08-27 21:44:02,725 INFO L268 CegarLoopResult]: For program point L272-1(lines 268 279) no Hoare annotation was computed. [2020-08-27 21:44:02,725 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 268 279) no Hoare annotation was computed. [2020-08-27 21:44:02,725 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 268 279) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:44:02,726 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 404 411) no Hoare annotation was computed. [2020-08-27 21:44:02,726 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 408) no Hoare annotation was computed. [2020-08-27 21:44:02,726 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 404 411) the Hoare annotation is: true [2020-08-27 21:44:02,726 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 404 411) no Hoare annotation was computed. [2020-08-27 21:44:02,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:44:02 BoogieIcfgContainer [2020-08-27 21:44:02,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:44:02,748 INFO L168 Benchmark]: Toolchain (without parser) took 29920.98 ms. Allocated memory was 138.4 MB in the beginning and 519.0 MB in the end (delta: 380.6 MB). Free memory was 98.5 MB in the beginning and 391.9 MB in the end (delta: -293.4 MB). Peak memory consumption was 395.6 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:02,749 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.3 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-08-27 21:44:02,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.35 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.5 MB in the beginning and 170.5 MB in the end (delta: -71.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:02,751 INFO L168 Benchmark]: Boogie Preprocessor took 99.89 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:02,752 INFO L168 Benchmark]: RCFGBuilder took 1180.38 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 166.6 MB in the beginning and 200.0 MB in the end (delta: -33.4 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:02,753 INFO L168 Benchmark]: TraceAbstraction took 27897.57 ms. Allocated memory was 232.8 MB in the beginning and 519.0 MB in the end (delta: 286.3 MB). Free memory was 200.0 MB in the beginning and 391.9 MB in the end (delta: -192.0 MB). Peak memory consumption was 402.6 MB. Max. memory is 7.1 GB. [2020-08-27 21:44:02,757 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.3 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 737.35 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.5 MB in the beginning and 170.5 MB in the end (delta: -71.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.89 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1180.38 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 166.6 MB in the beginning and 200.0 MB in the end (delta: -33.4 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27897.57 ms. Allocated memory was 232.8 MB in the beginning and 519.0 MB in the end (delta: 286.3 MB). Free memory was 200.0 MB in the beginning and 391.9 MB in the end (delta: -192.0 MB). Peak memory consumption was 402.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 408]: 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: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 387 SDtfs, 486 SDslu, 399 SDs, 0 SdLazy, 1348 SolverSat, 321 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 122 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 223 PreInvPairs, 263 NumberOfFragments, 630 HoareAnnotationTreeSize, 223 FomulaSimplifications, 21262 FormulaSimplificationTreeSizeReduction, 10.7s HoareSimplificationTime, 49 FomulaSimplificationsInter, 8656 FormulaSimplificationTreeSizeReductionInter, 5.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 72742 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...