/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:57:51,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:57:51,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:57:51,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:57:51,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:57:51,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:57:51,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:57:51,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:57:51,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:57:51,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:57:51,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:57:51,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:57:51,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:57:51,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:57:51,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:57:51,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:57:51,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:57:51,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:57:51,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:57:51,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:57:51,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:57:51,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:57:51,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:57:51,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:57:51,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:57:51,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:57:51,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:57:51,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:57:51,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:57:51,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:57:51,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:57:51,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:57:51,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:57:51,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:57:51,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:57:51,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:57:51,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:57:51,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:57:51,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:57:51,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:57:51,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:57:51,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 00:57:51,742 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:57:51,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:57:51,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:57:51,743 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:57:51,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:57:51,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:57:51,744 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:57:51,744 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:57:51,744 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:57:51,744 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:57:51,745 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:57:51,745 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:57:51,745 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:57:51,745 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:57:51,746 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:57:51,746 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:57:51,746 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:57:51,746 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:57:51,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:57:51,747 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:57:51,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:57:51,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:57:51,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:57:51,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:57:51,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:57:51,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:57:51,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:57:51,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:57:51,749 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:57:51,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:57:51,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:57:51,749 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:57:51,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:57:51,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:57:51,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:57:51,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:57:51,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:57:51,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:57:51,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:57:51,969 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:57:51,969 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:57:51,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2023-04-03 00:57:52,969 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:57:53,196 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:57:53,196 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2023-04-03 00:57:53,204 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820aefdda/9c6160e0962940f7b624c7a372916d40/FLAG98793ba5f [2023-04-03 00:57:53,214 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820aefdda/9c6160e0962940f7b624c7a372916d40 [2023-04-03 00:57:53,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:57:53,217 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:57:53,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:57:53,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:57:53,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:57:53,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54341c62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53, skipping insertion in model container [2023-04-03 00:57:53,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:57:53,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:57:53,430 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2023-04-03 00:57:53,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:57:53,475 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:57:53,522 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2023-04-03 00:57:53,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:57:53,541 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:57:53,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53 WrapperNode [2023-04-03 00:57:53,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:57:53,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:57:53,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:57:53,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:57:53,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,591 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:57:53,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:57:53,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:57:53,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:57:53,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (1/1) ... [2023-04-03 00:57:53,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:57:53,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:57:53,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 00:57:53,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:57:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:57:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:57:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-03 00:57:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-03 00:57:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:57:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:57:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:57:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:57:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:57:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:57:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:57:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:57:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:57:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-03 00:57:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-03 00:57:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-04-03 00:57:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:57:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:57:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:57:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:57:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:57:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:57:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:57:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:57:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:57:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:57:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-03 00:57:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-03 00:57:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:57:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:57:53,806 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:57:53,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:57:54,214 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:57:54,306 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:57:54,307 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-03 00:57:54,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:57:54 BoogieIcfgContainer [2023-04-03 00:57:54,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:57:54,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:57:54,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:57:54,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:57:54,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:57:53" (1/3) ... [2023-04-03 00:57:54,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e853a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:57:54, skipping insertion in model container [2023-04-03 00:57:54,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:57:53" (2/3) ... [2023-04-03 00:57:54,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e853a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:57:54, skipping insertion in model container [2023-04-03 00:57:54,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:57:54" (3/3) ... [2023-04-03 00:57:54,317 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2023-04-03 00:57:54,345 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:57:54,346 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:57:54,393 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:57:54,397 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75a7434b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:57:54,398 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:57:54,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 55 states have (on average 1.2545454545454546) internal successors, (69), 65 states have internal predecessors, (69), 40 states have call successors, (40), 24 states have call predecessors, (40), 24 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) [2023-04-03 00:57:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-04-03 00:57:54,407 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:57:54,407 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:57:54,408 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:57:54,411 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:57:54,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1700264485, now seen corresponding path program 1 times [2023-04-03 00:57:54,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:57:54,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767980595] [2023-04-03 00:57:54,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:57:54,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:57:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:57:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:57:54,591 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:57:54,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767980595] [2023-04-03 00:57:54,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767980595] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:57:54,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:57:54,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:57:54,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421114706] [2023-04-03 00:57:54,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:57:54,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:57:54,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:57:54,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:57:54,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:57:54,633 INFO L87 Difference]: Start difference. First operand has 123 states, 55 states have (on average 1.2545454545454546) internal successors, (69), 65 states have internal predecessors, (69), 40 states have call successors, (40), 24 states have call predecessors, (40), 24 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-03 00:57:54,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:57:54,683 INFO L93 Difference]: Finished difference Result 175 states and 210 transitions. [2023-04-03 00:57:54,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:57:54,685 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 42 [2023-04-03 00:57:54,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:57:54,694 INFO L225 Difference]: With dead ends: 175 [2023-04-03 00:57:54,694 INFO L226 Difference]: Without dead ends: 88 [2023-04-03 00:57:54,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:57:54,701 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 00:57:54,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 00:57:54,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-04-03 00:57:54,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-04-03 00:57:54,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 45 states have (on average 1.2) internal successors, (54), 52 states have internal predecessors, (54), 25 states have call successors, (25), 22 states have call predecessors, (25), 17 states have return successors, (20), 18 states have call predecessors, (20), 20 states have call successors, (20) [2023-04-03 00:57:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 99 transitions. [2023-04-03 00:57:54,749 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 99 transitions. Word has length 42 [2023-04-03 00:57:54,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:57:54,749 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 99 transitions. [2023-04-03 00:57:54,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-03 00:57:54,749 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-04-03 00:57:54,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-04-03 00:57:54,751 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:57:54,751 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:57:54,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:57:54,752 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:57:54,752 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:57:54,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1708324599, now seen corresponding path program 1 times [2023-04-03 00:57:54,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:57:54,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102711344] [2023-04-03 00:57:54,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:57:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:57:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:57:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:57:54,883 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:57:54,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102711344] [2023-04-03 00:57:54,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102711344] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:57:54,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:57:54,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:57:54,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135291326] [2023-04-03 00:57:54,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:57:54,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:57:54,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:57:54,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:57:54,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:57:54,886 INFO L87 Difference]: Start difference. First operand 88 states and 99 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-03 00:57:54,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:57:54,921 INFO L93 Difference]: Finished difference Result 133 states and 149 transitions. [2023-04-03 00:57:54,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:57:54,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2023-04-03 00:57:54,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:57:54,923 INFO L225 Difference]: With dead ends: 133 [2023-04-03 00:57:54,923 INFO L226 Difference]: Without dead ends: 80 [2023-04-03 00:57:54,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:57:54,925 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 7 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 00:57:54,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 142 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 00:57:54,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-04-03 00:57:54,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-04-03 00:57:54,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 40 states have (on average 1.2) internal successors, (48), 47 states have internal predecessors, (48), 22 states have call successors, (22), 21 states have call predecessors, (22), 17 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2023-04-03 00:57:54,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 88 transitions. [2023-04-03 00:57:54,932 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 88 transitions. Word has length 43 [2023-04-03 00:57:54,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:57:54,932 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 88 transitions. [2023-04-03 00:57:54,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-03 00:57:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2023-04-03 00:57:54,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-04-03 00:57:54,933 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:57:54,933 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:57:54,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:57:54,934 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:57:54,934 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:57:54,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1664360255, now seen corresponding path program 1 times [2023-04-03 00:57:54,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:57:54,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654313175] [2023-04-03 00:57:54,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:57:54,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:57:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:57:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:57:55,064 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:57:55,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654313175] [2023-04-03 00:57:55,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654313175] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:57:55,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:57:55,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 00:57:55,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071628422] [2023-04-03 00:57:55,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:57:55,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 00:57:55,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:57:55,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 00:57:55,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 00:57:55,066 INFO L87 Difference]: Start difference. First operand 80 states and 88 transitions. Second operand has 7 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-03 00:57:55,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:57:55,198 INFO L93 Difference]: Finished difference Result 138 states and 155 transitions. [2023-04-03 00:57:55,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 00:57:55,198 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 45 [2023-04-03 00:57:55,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:57:55,205 INFO L225 Difference]: With dead ends: 138 [2023-04-03 00:57:55,206 INFO L226 Difference]: Without dead ends: 80 [2023-04-03 00:57:55,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-03 00:57:55,211 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 78 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:57:55,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 208 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:57:55,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-04-03 00:57:55,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-04-03 00:57:55,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 40 states have (on average 1.175) internal successors, (47), 46 states have internal predecessors, (47), 22 states have call successors, (22), 21 states have call predecessors, (22), 17 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2023-04-03 00:57:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 87 transitions. [2023-04-03 00:57:55,227 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 87 transitions. Word has length 45 [2023-04-03 00:57:55,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:57:55,228 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 87 transitions. [2023-04-03 00:57:55,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-03 00:57:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2023-04-03 00:57:55,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-04-03 00:57:55,229 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:57:55,229 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:57:55,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:57:55,229 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:57:55,230 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:57:55,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1034783834, now seen corresponding path program 1 times [2023-04-03 00:57:55,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:57:55,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675813406] [2023-04-03 00:57:55,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:57:55,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:57:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:57:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:57:55,435 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:57:55,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675813406] [2023-04-03 00:57:55,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675813406] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:57:55,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:57:55,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 00:57:55,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454333135] [2023-04-03 00:57:55,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:57:55,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 00:57:55,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:57:55,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 00:57:55,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-04-03 00:57:55,439 INFO L87 Difference]: Start difference. First operand 80 states and 87 transitions. Second operand has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-03 00:57:55,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:57:55,603 INFO L93 Difference]: Finished difference Result 121 states and 136 transitions. [2023-04-03 00:57:55,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-03 00:57:55,603 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 53 [2023-04-03 00:57:55,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:57:55,605 INFO L225 Difference]: With dead ends: 121 [2023-04-03 00:57:55,605 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 00:57:55,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-04-03 00:57:55,616 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 52 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:57:55,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 103 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:57:55,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 00:57:55,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 00:57:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-03 00:57:55,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 00:57:55,618 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2023-04-03 00:57:55,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:57:55,618 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 00:57:55,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-03 00:57:55,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 00:57:55,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 00:57:55,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 00:57:55,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 00:57:55,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-03 00:57:55,936 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-03 00:57:55,936 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point L156-2(lines 156 177) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point L178(lines 155 179) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 131 186) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 131 186) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 166) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point L219(lines 219 223) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 187 246) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point L213-2(lines 213 238) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point L239(lines 212 240) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 187 246) no Hoare annotation was computed. [2023-04-03 00:57:55,937 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 187 246) no Hoare annotation was computed. [2023-04-03 00:57:55,938 INFO L899 garLoopResultBuilder]: For program point L232(line 232) no Hoare annotation was computed. [2023-04-03 00:57:55,938 INFO L899 garLoopResultBuilder]: For program point L232-1(line 232) no Hoare annotation was computed. [2023-04-03 00:57:55,938 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 895 903) no Hoare annotation was computed. [2023-04-03 00:57:55,938 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 895 903) the Hoare annotation is: true [2023-04-03 00:57:55,939 INFO L895 garLoopResultBuilder]: At program point L537(line 537) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= main_~tmp~4 1))) [2023-04-03 00:57:55,939 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 525 547) no Hoare annotation was computed. [2023-04-03 00:57:55,940 INFO L895 garLoopResultBuilder]: At program point L537-1(line 537) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= main_~tmp~4 1))) [2023-04-03 00:57:55,940 INFO L899 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2023-04-03 00:57:55,940 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 535 542) no Hoare annotation was computed. [2023-04-03 00:57:55,940 INFO L899 garLoopResultBuilder]: For program point L533(line 533) no Hoare annotation was computed. [2023-04-03 00:57:55,941 INFO L895 garLoopResultBuilder]: At program point L532(line 532) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,941 INFO L895 garLoopResultBuilder]: At program point L531(line 531) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,941 INFO L895 garLoopResultBuilder]: At program point L531-1(line 531) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,941 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 525 547) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,941 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 480 503) no Hoare annotation was computed. [2023-04-03 00:57:55,941 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 480 503) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L497(line 497) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L496(line 496) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L494(line 494) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L493(line 493) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed. [2023-04-03 00:57:55,942 INFO L899 garLoopResultBuilder]: For program point L491(line 491) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L490(line 490) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 480 503) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L487(line 487) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L485(line 485) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L902 garLoopResultBuilder]: At program point L702(line 702) the Hoare annotation is: true [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point L702-1(line 702) no Hoare annotation was computed. [2023-04-03 00:57:55,943 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 695 713) the Hoare annotation is: true [2023-04-03 00:57:55,943 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 695 713) no Hoare annotation was computed. [2023-04-03 00:57:55,944 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 881 887) no Hoare annotation was computed. [2023-04-03 00:57:55,944 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 881 887) the Hoare annotation is: true [2023-04-03 00:57:55,944 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 398 443) no Hoare annotation was computed. [2023-04-03 00:57:55,944 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 398 443) no Hoare annotation was computed. [2023-04-03 00:57:55,945 INFO L895 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,945 INFO L899 garLoopResultBuilder]: For program point L606(lines 606 614) no Hoare annotation was computed. [2023-04-03 00:57:55,945 INFO L895 garLoopResultBuilder]: At program point L604(line 604) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,946 INFO L899 garLoopResultBuilder]: For program point L604-1(line 604) no Hoare annotation was computed. [2023-04-03 00:57:55,946 INFO L899 garLoopResultBuilder]: For program point L602(lines 602 619) no Hoare annotation was computed. [2023-04-03 00:57:55,946 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 598 622) no Hoare annotation was computed. [2023-04-03 00:57:55,946 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 598 622) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,947 INFO L895 garLoopResultBuilder]: At program point L617(line 617) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,947 INFO L899 garLoopResultBuilder]: For program point L617-1(lines 598 622) no Hoare annotation was computed. [2023-04-03 00:57:55,947 INFO L895 garLoopResultBuilder]: At program point L612(line 612) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,947 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 590 596) no Hoare annotation was computed. [2023-04-03 00:57:55,947 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 590 596) the Hoare annotation is: true [2023-04-03 00:57:55,947 INFO L895 garLoopResultBuilder]: At program point L861(lines 814 862) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,947 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 805 868) no Hoare annotation was computed. [2023-04-03 00:57:55,948 INFO L895 garLoopResultBuilder]: At program point L851-2(lines 845 856) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,948 INFO L899 garLoopResultBuilder]: For program point L816(lines 815 860) no Hoare annotation was computed. [2023-04-03 00:57:55,948 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 805 868) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,948 INFO L895 garLoopResultBuilder]: At program point L837(line 837) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,948 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 841) no Hoare annotation was computed. [2023-04-03 00:57:55,948 INFO L899 garLoopResultBuilder]: For program point L835-1(lines 835 841) no Hoare annotation was computed. [2023-04-03 00:57:55,948 INFO L895 garLoopResultBuilder]: At program point L827(line 827) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,948 INFO L895 garLoopResultBuilder]: At program point L858(lines 815 860) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,948 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 831) no Hoare annotation was computed. [2023-04-03 00:57:55,948 INFO L899 garLoopResultBuilder]: For program point L825-1(lines 825 831) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 805 868) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 795 803) the Hoare annotation is: true [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 795 803) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 763 785) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 763 785) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 623 630) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 623 630) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 786 794) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 786 794) no Hoare annotation was computed. [2023-04-03 00:57:55,949 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 754 762) the Hoare annotation is: true [2023-04-03 00:57:55,950 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 754 762) no Hoare annotation was computed. [2023-04-03 00:57:55,952 INFO L895 garLoopResultBuilder]: At program point L577(lines 577 583) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,952 INFO L895 garLoopResultBuilder]: At program point L572(line 572) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,956 INFO L899 garLoopResultBuilder]: For program point L570(lines 569 588) no Hoare annotation was computed. [2023-04-03 00:57:55,956 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 566 589) no Hoare annotation was computed. [2023-04-03 00:57:55,956 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 566 589) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,956 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 566 589) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L895 garLoopResultBuilder]: At program point L579(line 579) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,957 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 447 476) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point L472(lines 447 476) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 465) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point L461-1(lines 461 465) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 447 476) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point L457-2(lines 457 471) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point L453(line 453) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L899 garLoopResultBuilder]: For program point L453-1(line 453) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 718 729) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 718 729) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 730 741) no Hoare annotation was computed. [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 730 741) the Hoare annotation is: true [2023-04-03 00:57:55,957 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 549 556) the Hoare annotation is: true [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 549 556) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 888 894) the Hoare annotation is: true [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 888 894) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 650 658) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 650 658) the Hoare annotation is: true [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point L689(line 689) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point L689-1(line 689) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 659 694) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 659 694) no Hoare annotation was computed. [2023-04-03 00:57:55,958 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 85 130) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 85 130) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 512 521) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 512 521) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 512 521) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 639 649) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 639 649) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point L644(line 644) no Hoare annotation was computed. [2023-04-03 00:57:55,959 INFO L899 garLoopResultBuilder]: For program point L644-1(line 644) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 631 638) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 631 638) the Hoare annotation is: true [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 352 397) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 352 397) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L314(line 314) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L314-1(line 314) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 277) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 249 351) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L298-2(lines 298 318) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 249 351) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L319(lines 297 320) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 294) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 249 351) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L299(lines 298 318) no Hoare annotation was computed. [2023-04-03 00:57:55,960 INFO L899 garLoopResultBuilder]: For program point L330(line 330) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point L330-1(line 330) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 336) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 871 880) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 871 880) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 742 753) the Hoare annotation is: true [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 742 753) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 504 510) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 504 510) the Hoare annotation is: true [2023-04-03 00:57:55,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-03 00:57:55,961 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L902 garLoopResultBuilder]: At program point L63(line 63) the Hoare annotation is: true [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point L63-1(line 63) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point L61(lines 61 74) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 53 77) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L902 garLoopResultBuilder]: At program point L59(line 59) the Hoare annotation is: true [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point L59-1(line 59) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification1_spec__1EXIT(lines 53 77) no Hoare annotation was computed. [2023-04-03 00:57:55,962 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 53 77) the Hoare annotation is: true [2023-04-03 00:57:55,962 INFO L895 garLoopResultBuilder]: At program point L67(line 67) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2023-04-03 00:57:55,965 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-04-03 00:57:55,966 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 00:57:55,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 12:57:55 BoogieIcfgContainer [2023-04-03 00:57:55,979 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 00:57:55,980 INFO L158 Benchmark]: Toolchain (without parser) took 2762.66ms. Allocated memory is still 239.1MB. Free memory was 202.0MB in the beginning and 169.9MB in the end (delta: 32.1MB). Peak memory consumption was 122.2MB. Max. memory is 8.0GB. [2023-04-03 00:57:55,981 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 194.0MB. Free memory was 138.9MB in the beginning and 138.7MB in the end (delta: 172.1kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 00:57:55,981 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.56ms. Allocated memory is still 239.1MB. Free memory was 202.0MB in the beginning and 183.9MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-03 00:57:55,981 INFO L158 Benchmark]: Boogie Preprocessor took 54.86ms. Allocated memory is still 239.1MB. Free memory was 183.9MB in the beginning and 180.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-03 00:57:55,981 INFO L158 Benchmark]: RCFGBuilder took 711.06ms. Allocated memory is still 239.1MB. Free memory was 180.2MB in the beginning and 122.1MB in the end (delta: 58.2MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. [2023-04-03 00:57:55,981 INFO L158 Benchmark]: TraceAbstraction took 1667.23ms. Allocated memory is still 239.1MB. Free memory was 121.5MB in the beginning and 169.9MB in the end (delta: -48.4MB). Peak memory consumption was 41.4MB. Max. memory is 8.0GB. [2023-04-03 00:57:55,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 194.0MB. Free memory was 138.9MB in the beginning and 138.7MB in the end (delta: 172.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 324.56ms. Allocated memory is still 239.1MB. Free memory was 202.0MB in the beginning and 183.9MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 54.86ms. Allocated memory is still 239.1MB. Free memory was 183.9MB in the beginning and 180.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 711.06ms. Allocated memory is still 239.1MB. Free memory was 180.2MB in the beginning and 122.1MB in the end (delta: 58.2MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. * TraceAbstraction took 1667.23ms. Allocated memory is still 239.1MB. Free memory was 121.5MB in the beginning and 169.9MB in the end (delta: -48.4MB). Peak memory consumption was 41.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 168 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 141 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 137 mSDsluCounter, 549 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 277 mSDsCounter, 48 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 332 IncrementalHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 48 mSolverCounterUnsat, 272 mSDtfsCounter, 332 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=0, InterpolantAutomatonStates: 19, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 158 PreInvPairs, 165 NumberOfFragments, 316 HoareAnnotationTreeSize, 158 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 293 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 179 ConstructedInterpolants, 0 QuantifiedInterpolants, 312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(1 == systemActive) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-03 00:57:56,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...