/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 true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 20:28:04,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 20:28:04,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 20:28:04,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 20:28:04,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 20:28:04,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 20:28:04,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 20:28:04,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 20:28:04,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 20:28:04,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 20:28:04,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 20:28:04,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 20:28:04,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 20:28:04,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 20:28:04,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 20:28:04,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 20:28:04,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 20:28:04,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 20:28:04,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 20:28:04,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 20:28:04,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 20:28:04,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 20:28:04,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 20:28:04,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 20:28:04,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 20:28:04,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 20:28:04,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 20:28:04,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 20:28:04,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 20:28:04,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 20:28:04,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 20:28:04,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 20:28:04,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 20:28:04,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 20:28:04,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 20:28:04,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 20:28:04,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 20:28:04,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 20:28:04,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 20:28:04,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 20:28:04,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 20:28:04,571 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 [2020-08-21 20:28:04,593 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 20:28:04,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 20:28:04,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 20:28:04,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 20:28:04,595 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 20:28:04,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 20:28:04,596 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 20:28:04,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 20:28:04,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 20:28:04,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 20:28:04,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 20:28:04,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 20:28:04,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 20:28:04,597 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 20:28:04,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 20:28:04,598 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 20:28:04,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 20:28:04,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 20:28:04,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 20:28:04,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 20:28:04,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 20:28:04,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 20:28:04,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 20:28:04,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 20:28:04,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 20:28:04,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 20:28:04,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 20:28:04,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 20:28:04,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 20:28:04,601 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; [2020-08-21 20:28:04,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 20:28:04,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 20:28:04,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 20:28:04,931 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 20:28:04,932 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 20:28:04,933 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-08-21 20:28:05,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c9ac49817/4678ba2778454e8ab1fdc4292d741315/FLAGc71c1fdb4 [2020-08-21 20:28:05,518 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 20:28:05,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-08-21 20:28:05,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c9ac49817/4678ba2778454e8ab1fdc4292d741315/FLAGc71c1fdb4 [2020-08-21 20:28:05,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c9ac49817/4678ba2778454e8ab1fdc4292d741315 [2020-08-21 20:28:05,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 20:28:05,836 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 20:28:05,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 20:28:05,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 20:28:05,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 20:28:05,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 08:28:05" (1/1) ... [2020-08-21 20:28:05,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc06ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:05, skipping insertion in model container [2020-08-21 20:28:05,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 08:28:05" (1/1) ... [2020-08-21 20:28:05,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 20:28:05,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 20:28:06,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 20:28:06,401 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 20:28:06,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 20:28:06,525 INFO L208 MainTranslator]: Completed translation [2020-08-21 20:28:06,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06 WrapperNode [2020-08-21 20:28:06,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 20:28:06,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 20:28:06,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 20:28:06,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 20:28:06,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (1/1) ... [2020-08-21 20:28:06,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 20:28:06,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 20:28:06,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 20:28:06,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 20:28:06,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (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 [2020-08-21 20:28:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 20:28:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 20:28:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 20:28:06,684 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 20:28:06,684 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-21 20:28:06,684 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-21 20:28:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 20:28:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-21 20:28:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 20:28:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 20:28:06,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 20:28:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 20:28:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 20:28:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-21 20:28:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-21 20:28:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 20:28:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-21 20:28:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-21 20:28:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-21 20:28:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 20:28:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 20:28:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 20:28:06,689 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 20:28:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 20:28:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 20:28:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 20:28:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 20:28:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 20:28:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 20:28:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 20:28:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 20:28:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 20:28:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 20:28:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 20:28:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 20:28:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-21 20:28:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 20:28:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 20:28:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 20:28:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 20:28:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 20:28:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 20:28:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-21 20:28:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-21 20:28:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-21 20:28:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 20:28:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 20:28:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 20:28:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 20:28:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 20:28:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 20:28:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 20:28:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-21 20:28:06,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 20:28:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 20:28:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 20:28:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 20:28:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 20:28:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 20:28:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 20:28:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 20:28:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 20:28:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 20:28:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 20:28:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 20:28:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 20:28:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 20:28:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 20:28:07,750 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 20:28:07,751 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 20:28:07,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 08:28:07 BoogieIcfgContainer [2020-08-21 20:28:07,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 20:28:07,757 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 20:28:07,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 20:28:07,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 20:28:07,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 08:28:05" (1/3) ... [2020-08-21 20:28:07,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2b7670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 08:28:07, skipping insertion in model container [2020-08-21 20:28:07,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:28:06" (2/3) ... [2020-08-21 20:28:07,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2b7670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 08:28:07, skipping insertion in model container [2020-08-21 20:28:07,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 08:28:07" (3/3) ... [2020-08-21 20:28:07,764 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product30.cil.c [2020-08-21 20:28:07,775 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 20:28:07,783 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 20:28:07,798 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 20:28:07,824 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 20:28:07,824 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 20:28:07,824 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 20:28:07,825 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 20:28:07,825 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 20:28:07,825 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 20:28:07,825 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 20:28:07,826 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 20:28:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-08-21 20:28:07,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-21 20:28:07,862 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:28:07,863 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] [2020-08-21 20:28:07,863 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:28:07,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:28:07,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1955189829, now seen corresponding path program 1 times [2020-08-21 20:28:07,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:28:07,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [494136916] [2020-08-21 20:28:07,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:28:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,573 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:28:08,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:28:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:28:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:28:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:28:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:28:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 20:28:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 20:28:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 20:28:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 20:28:08,714 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [494136916] [2020-08-21 20:28:08,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:28:08,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 20:28:08,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511239693] [2020-08-21 20:28:08,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 20:28:08,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:28:08,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 20:28:08,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 20:28:08,742 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2020-08-21 20:28:09,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:28:09,868 INFO L93 Difference]: Finished difference Result 301 states and 387 transitions. [2020-08-21 20:28:09,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 20:28:09,871 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-21 20:28:09,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:28:09,886 INFO L225 Difference]: With dead ends: 301 [2020-08-21 20:28:09,887 INFO L226 Difference]: Without dead ends: 166 [2020-08-21 20:28:09,892 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 [2020-08-21 20:28:09,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-08-21 20:28:09,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-08-21 20:28:09,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-08-21 20:28:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-08-21 20:28:09,989 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-08-21 20:28:09,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:28:09,989 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-08-21 20:28:09,990 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 20:28:09,990 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-08-21 20:28:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-21 20:28:09,994 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:28:09,994 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] [2020-08-21 20:28:09,994 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 20:28:09,995 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:28:09,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:28:09,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1233948209, now seen corresponding path program 1 times [2020-08-21 20:28:09,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:28:09,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2036583550] [2020-08-21 20:28:09,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:28:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,329 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:28:10,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:28:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:28:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:28:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:28:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:28:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-21 20:28:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-21 20:28:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 20:28:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 20:28:10,408 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2036583550] [2020-08-21 20:28:10,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:28:10,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 20:28:10,409 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808805940] [2020-08-21 20:28:10,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 20:28:10,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:28:10,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 20:28:10,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 20:28:10,412 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-08-21 20:28:10,873 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 20:28:11,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:28:11,776 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-08-21 20:28:11,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 20:28:11,778 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-21 20:28:11,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:28:11,781 INFO L225 Difference]: With dead ends: 242 [2020-08-21 20:28:11,781 INFO L226 Difference]: Without dead ends: 156 [2020-08-21 20:28:11,783 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-21 20:28:11,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-21 20:28:11,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-21 20:28:11,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-21 20:28:11,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-08-21 20:28:11,838 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-08-21 20:28:11,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:28:11,838 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-08-21 20:28:11,838 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 20:28:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-08-21 20:28:11,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-21 20:28:11,849 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:28:11,849 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] [2020-08-21 20:28:11,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 20:28:11,850 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:28:11,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:28:11,850 INFO L82 PathProgramCache]: Analyzing trace with hash -385728390, now seen corresponding path program 1 times [2020-08-21 20:28:11,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:28:11,851 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [830391794] [2020-08-21 20:28:11,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:28:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,256 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:28:12,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:28:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:28:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:28:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:28:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:28:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 20:28:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 20:28:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-21 20:28:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 20:28:12,410 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [830391794] [2020-08-21 20:28:12,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:28:12,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 20:28:12,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026805938] [2020-08-21 20:28:12,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 20:28:12,412 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:28:12,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 20:28:12,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 20:28:12,413 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 9 states. [2020-08-21 20:28:12,773 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 20:28:13,092 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:28:13,350 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:28:13,620 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:28:14,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:28:14,683 INFO L93 Difference]: Finished difference Result 255 states and 314 transitions. [2020-08-21 20:28:14,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 20:28:14,684 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-21 20:28:14,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:28:14,686 INFO L225 Difference]: With dead ends: 255 [2020-08-21 20:28:14,687 INFO L226 Difference]: Without dead ends: 156 [2020-08-21 20:28:14,688 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-21 20:28:14,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-08-21 20:28:14,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-08-21 20:28:14,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-08-21 20:28:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-08-21 20:28:14,722 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-08-21 20:28:14,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:28:14,722 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-08-21 20:28:14,723 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 20:28:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-08-21 20:28:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-08-21 20:28:14,724 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:28:14,724 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 20:28:14,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 20:28:14,725 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:28:14,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:28:14,725 INFO L82 PathProgramCache]: Analyzing trace with hash -834881370, now seen corresponding path program 1 times [2020-08-21 20:28:14,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:28:14,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [939493938] [2020-08-21 20:28:14,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:28:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,112 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:28:15,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:28:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:28:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:28:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:28:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:28:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 20:28:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:28:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-21 20:28:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 20:28:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 20:28:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 20:28:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-08-21 20:28:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:28:15,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 20:28:15,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [939493938] [2020-08-21 20:28:15,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:28:15,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 20:28:15,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47025148] [2020-08-21 20:28:15,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 20:28:15,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:28:15,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 20:28:15,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 20:28:15,263 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 9 states. [2020-08-21 20:28:15,604 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 20:28:16,284 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:28:16,856 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:28:17,087 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:28:17,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:28:17,156 INFO L93 Difference]: Finished difference Result 212 states and 264 transitions. [2020-08-21 20:28:17,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 20:28:17,158 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-08-21 20:28:17,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:28:17,159 INFO L225 Difference]: With dead ends: 212 [2020-08-21 20:28:17,160 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 20:28:17,162 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-21 20:28:17,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 20:28:17,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 20:28:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 20:28:17,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 20:28:17,163 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-08-21 20:28:17,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:28:17,163 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 20:28:17,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 20:28:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 20:28:17,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 20:28:17,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 20:28:17,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 20:28:18,229 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 20:28:18,401 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 20:28:18,648 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 20:28:18,804 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-08-21 20:28:19,023 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:28:19,184 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 20:28:19,349 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-21 20:28:19,539 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:28:19,723 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:28:19,880 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:28:20,061 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 20:28:20,228 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 20:28:20,397 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 20:28:20,563 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 20:28:20,720 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-21 20:28:20,895 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:28:21,098 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 20:28:21,356 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 20:28:21,529 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 20:28:21,533 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-08-21 20:28:21,533 INFO L268 CegarLoopResult]: For program point L500-1(lines 500 504) no Hoare annotation was computed. [2020-08-21 20:28:21,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 469 524) no Hoare annotation was computed. [2020-08-21 20:28:21,534 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-08-21 20:28:21,534 INFO L268 CegarLoopResult]: For program point L494-2(lines 494 515) no Hoare annotation was computed. [2020-08-21 20:28:21,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 469 524) no Hoare annotation was computed. [2020-08-21 20:28:21,534 INFO L268 CegarLoopResult]: For program point L516(lines 493 517) no Hoare annotation was computed. [2020-08-21 20:28:21,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 469 524) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point L577(lines 550 578) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 525 584) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 525 584) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-08-21 20:28:21,535 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 525 584) no Hoare annotation was computed. [2020-08-21 20:28:21,536 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-08-21 20:28:21,536 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 576) no Hoare annotation was computed. [2020-08-21 20:28:21,536 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 400 406) the Hoare annotation is: true [2020-08-21 20:28:21,536 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 400 406) no Hoare annotation was computed. [2020-08-21 20:28:21,536 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 407 415) no Hoare annotation was computed. [2020-08-21 20:28:21,536 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 407 415) the Hoare annotation is: true [2020-08-21 20:28:21,536 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 407 415) no Hoare annotation was computed. [2020-08-21 20:28:21,537 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 331 338) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 20:28:21,537 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 331 338) no Hoare annotation was computed. [2020-08-21 20:28:21,537 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 331 338) no Hoare annotation was computed. [2020-08-21 20:28:21,537 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 339 348) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 20:28:21,537 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 339 348) no Hoare annotation was computed. [2020-08-21 20:28:21,538 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-08-21 20:28:21,538 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 339 348) no Hoare annotation was computed. [2020-08-21 20:28:21,538 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 349 377) the Hoare annotation is: true [2020-08-21 20:28:21,538 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-21 20:28:21,538 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 349 377) no Hoare annotation was computed. [2020-08-21 20:28:21,538 INFO L268 CegarLoopResult]: For program point L362(lines 362 368) no Hoare annotation was computed. [2020-08-21 20:28:21,538 INFO L268 CegarLoopResult]: For program point L361(lines 361 371) no Hoare annotation was computed. [2020-08-21 20:28:21,539 INFO L271 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: true [2020-08-21 20:28:21,539 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-08-21 20:28:21,539 INFO L268 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-08-21 20:28:21,539 INFO L268 CegarLoopResult]: For program point L357-1(lines 349 377) no Hoare annotation was computed. [2020-08-21 20:28:21,539 INFO L271 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: true [2020-08-21 20:28:21,539 INFO L268 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-08-21 20:28:21,539 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 865 887) 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))) [2020-08-21 20:28:21,540 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 865 887) no Hoare annotation was computed. [2020-08-21 20:28:21,540 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |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))) [2020-08-21 20:28:21,540 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 865 887) no Hoare annotation was computed. [2020-08-21 20:28:21,540 INFO L264 CegarLoopResult]: At program point L877-1(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |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))) [2020-08-21 20:28:21,540 INFO L268 CegarLoopResult]: For program point L875(lines 875 882) no Hoare annotation was computed. [2020-08-21 20:28:21,540 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 882) no Hoare annotation was computed. [2020-08-21 20:28:21,541 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-08-21 20:28:21,541 INFO L264 CegarLoopResult]: At program point L872(line 872) 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))) [2020-08-21 20:28:21,541 INFO L264 CegarLoopResult]: At program point L871(line 871) 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))) [2020-08-21 20:28:21,541 INFO L264 CegarLoopResult]: At program point L871-1(line 871) 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))) [2020-08-21 20:28:21,541 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-08-21 20:28:21,541 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-08-21 20:28:21,541 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 823 846) no Hoare annotation was computed. [2020-08-21 20:28:21,541 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 823 846) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 823 846) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-08-21 20:28:21,542 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-08-21 20:28:21,543 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-08-21 20:28:21,543 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-08-21 20:28:21,543 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,543 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-08-21 20:28:21,543 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-08-21 20:28:21,543 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 90 114) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,543 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,543 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-08-21 20:28:21,543 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 90 114) no Hoare annotation was computed. [2020-08-21 20:28:21,544 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,544 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,544 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-08-21 20:28:21,544 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 185 193) no Hoare annotation was computed. [2020-08-21 20:28:21,544 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 185 193) the Hoare annotation is: true [2020-08-21 20:28:21,544 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 185 193) no Hoare annotation was computed. [2020-08-21 20:28:21,544 INFO L268 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-08-21 20:28:21,544 INFO L271 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: true [2020-08-21 20:28:21,544 INFO L268 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-08-21 20:28:21,544 INFO L268 CegarLoopResult]: For program point L237-1(line 237) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 230 248) the Hoare annotation is: true [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 230 248) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 230 248) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point L213(lines 213 221) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point L213-2(lines 213 221) no Hoare annotation was computed. [2020-08-21 20:28:21,545 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 194 229) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 194 229) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 194 229) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 393 399) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 393 399) the Hoare annotation is: true [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 423 468) no Hoare annotation was computed. [2020-08-21 20:28:21,546 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 423 468) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 423 468) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 736 781) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point L750(lines 750 770) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point L750-1(lines 750 770) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 736 781) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 736 781) no Hoare annotation was computed. [2020-08-21 20:28:21,547 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 854 864) 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))) [2020-08-21 20:28:21,548 INFO L264 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-21 20:28:21,548 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 854 864) no Hoare annotation was computed. [2020-08-21 20:28:21,548 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 854 864) no Hoare annotation was computed. [2020-08-21 20:28:21,548 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 174 184) the Hoare annotation is: true [2020-08-21 20:28:21,548 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 174 184) no Hoare annotation was computed. [2020-08-21 20:28:21,548 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 174 184) no Hoare annotation was computed. [2020-08-21 20:28:21,548 INFO L271 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: true [2020-08-21 20:28:21,548 INFO L268 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-08-21 20:28:21,548 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 166 173) the Hoare annotation is: true [2020-08-21 20:28:21,548 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,549 INFO L268 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,549 INFO L268 CegarLoopResult]: For program point L122-1(line 122) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L268 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 116 140) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 116 140) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,549 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,549 INFO L268 CegarLoopResult]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2020-08-21 20:28:21,549 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,550 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-08-21 20:28:21,550 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-08-21 20:28:21,550 INFO L264 CegarLoopResult]: At program point testENTRY(lines 261 326) 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))) [2020-08-21 20:28:21,550 INFO L264 CegarLoopResult]: At program point L316(lines 271 318) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,550 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,550 INFO L268 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-08-21 20:28:21,551 INFO L268 CegarLoopResult]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2020-08-21 20:28:21,551 INFO L268 CegarLoopResult]: For program point testFINAL(lines 261 326) no Hoare annotation was computed. [2020-08-21 20:28:21,551 INFO L268 CegarLoopResult]: For program point L273(lines 273 277) no Hoare annotation was computed. [2020-08-21 20:28:21,551 INFO L264 CegarLoopResult]: At program point L319(lines 270 320) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,551 INFO L268 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-08-21 20:28:21,551 INFO L264 CegarLoopResult]: At program point L309-2(lines 301 314) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,551 INFO L268 CegarLoopResult]: For program point L272(lines 271 318) no Hoare annotation was computed. [2020-08-21 20:28:21,552 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,552 INFO L268 CegarLoopResult]: For program point L301(lines 301 314) no Hoare annotation was computed. [2020-08-21 20:28:21,552 INFO L264 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,552 INFO L268 CegarLoopResult]: For program point L291(lines 291 297) no Hoare annotation was computed. [2020-08-21 20:28:21,552 INFO L268 CegarLoopResult]: For program point testEXIT(lines 261 326) no Hoare annotation was computed. [2020-08-21 20:28:21,552 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2020-08-21 20:28:21,552 INFO L268 CegarLoopResult]: For program point L704(lines 704 724) no Hoare annotation was computed. [2020-08-21 20:28:21,552 INFO L268 CegarLoopResult]: For program point L704-1(lines 704 724) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 690 735) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 690 735) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 690 735) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 141 148) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 141 148) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 141 148) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 968 976) no Hoare annotation was computed. [2020-08-21 20:28:21,553 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 968 976) the Hoare annotation is: true [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 968 976) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point L944(lines 944 952) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 936 958) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 936 958) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 936 958) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 383 392) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 383 392) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 383 392) no Hoare annotation was computed. [2020-08-21 20:28:21,554 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 587 689) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L636-2(lines 636 656) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L657(lines 635 658) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L616(lines 616 632) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 587 689) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L637(lines 636 656) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L633(lines 633 674) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 587 689) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-08-21 20:28:21,555 INFO L268 CegarLoopResult]: For program point L652-1(line 652) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point L675(lines 675 686) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point L160-1(lines 149 165) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point L156(lines 156 162) no Hoare annotation was computed. [2020-08-21 20:28:21,556 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 149 165) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 149 165) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 959 967) the Hoare annotation is: true [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 959 967) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 959 967) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 915 926) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2020-08-21 20:28:21,557 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 915 926) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 927 935) the Hoare annotation is: true [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 927 935) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 927 935) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-08-21 20:28:21,558 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 20:28:21,559 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-08-21 20:28:21,559 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-21 20:28:21,559 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-08-21 20:28:21,559 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-21 20:28:21,559 INFO L271 CegarLoopResult]: At program point L803-2(lines 803 817) the Hoare annotation is: true [2020-08-21 20:28:21,559 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 793 822) no Hoare annotation was computed. [2020-08-21 20:28:21,559 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-08-21 20:28:21,559 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-08-21 20:28:21,559 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 793 822) the Hoare annotation is: true [2020-08-21 20:28:21,560 INFO L271 CegarLoopResult]: At program point L818(lines 793 822) the Hoare annotation is: true [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-08-21 20:28:21,560 INFO L271 CegarLoopResult]: At program point L807-1(lines 807 811) the Hoare annotation is: true [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-08-21 20:28:21,560 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 891 902) the Hoare annotation is: true [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point L895-1(lines 891 902) no Hoare annotation was computed. [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 891 902) no Hoare annotation was computed. [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 847 853) no Hoare annotation was computed. [2020-08-21 20:28:21,560 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 847 853) the Hoare annotation is: true [2020-08-21 20:28:21,560 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,561 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-21 20:28:21,561 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 20:28:21,561 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 20:28:21,561 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 249 256) no Hoare annotation was computed. [2020-08-21 20:28:21,561 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 249 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-21 20:28:21,561 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 249 256) no Hoare annotation was computed. [2020-08-21 20:28:21,561 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 903 914) no Hoare annotation was computed. [2020-08-21 20:28:21,562 INFO L268 CegarLoopResult]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2020-08-21 20:28:21,562 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 903 914) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:28:21,562 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 783 790) no Hoare annotation was computed. [2020-08-21 20:28:21,562 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 787) no Hoare annotation was computed. [2020-08-21 20:28:21,562 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 783 790) the Hoare annotation is: true [2020-08-21 20:28:21,562 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 783 790) no Hoare annotation was computed. [2020-08-21 20:28:21,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 08:28:21 BoogieIcfgContainer [2020-08-21 20:28:21,583 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 20:28:21,586 INFO L168 Benchmark]: Toolchain (without parser) took 15749.40 ms. Allocated memory was 137.9 MB in the beginning and 532.2 MB in the end (delta: 394.3 MB). Free memory was 100.2 MB in the beginning and 335.7 MB in the end (delta: -235.5 MB). Peak memory consumption was 411.7 MB. Max. memory is 7.1 GB. [2020-08-21 20:28:21,587 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 20:28:21,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.28 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.0 MB in the beginning and 169.8 MB in the end (delta: -69.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2020-08-21 20:28:21,593 INFO L168 Benchmark]: Boogie Preprocessor took 84.61 ms. Allocated memory is still 201.3 MB. Free memory was 169.8 MB in the beginning and 165.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-08-21 20:28:21,593 INFO L168 Benchmark]: RCFGBuilder took 1145.15 ms. Allocated memory was 201.3 MB in the beginning and 231.2 MB in the end (delta: 29.9 MB). Free memory was 165.4 MB in the beginning and 194.7 MB in the end (delta: -29.2 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2020-08-21 20:28:21,595 INFO L168 Benchmark]: TraceAbstraction took 13825.40 ms. Allocated memory was 231.2 MB in the beginning and 532.2 MB in the end (delta: 300.9 MB). Free memory was 194.7 MB in the beginning and 335.7 MB in the end (delta: -141.0 MB). Peak memory consumption was 412.9 MB. Max. memory is 7.1 GB. [2020-08-21 20:28:21,603 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.28 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.0 MB in the beginning and 169.8 MB in the end (delta: -69.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.61 ms. Allocated memory is still 201.3 MB. Free memory was 169.8 MB in the beginning and 165.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1145.15 ms. Allocated memory was 201.3 MB in the beginning and 231.2 MB in the end (delta: 29.9 MB). Free memory was 165.4 MB in the beginning and 194.7 MB in the end (delta: -29.2 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13825.40 ms. Allocated memory was 231.2 MB in the beginning and 532.2 MB in the end (delta: 300.9 MB). Free memory was 194.7 MB in the beginning and 335.7 MB in the end (delta: -141.0 MB). Peak memory consumption was 412.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 787]: 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: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 431 SDtfs, 605 SDslu, 268 SDs, 0 SdLazy, 1197 SolverSat, 408 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 88 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 249 PreInvPairs, 269 NumberOfFragments, 768 HoareAnnotationTreeSize, 249 FomulaSimplifications, 10532 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 62 FomulaSimplificationsInter, 5351 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 77920 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...