/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:04:54,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:04:54,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:04:54,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:04:54,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:04:54,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:04:54,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:04:54,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:04:54,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:04:54,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:04:54,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:04:54,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:04:54,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:04:54,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:04:54,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:04:54,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:04:54,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:04:54,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:04:54,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:04:54,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:04:54,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:04:54,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:04:54,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:04:54,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:04:54,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:04:54,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:04:54,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:04:54,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:04:54,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:04:54,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:04:54,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:04:54,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:04:54,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:04:54,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:04:54,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:04:54,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:04:54,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:04:54,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:04:54,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:04:54,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:04:54,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:04:54,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 04:04:54,696 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:04:54,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:04:54,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:04:54,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:04:54,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:04:54,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:04:54,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:04:54,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:04:54,699 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:04:54,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:04:54,699 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:04:54,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:04:54,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:04:54,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:04:54,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:04:54,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:04:54,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:04:54,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:04:54,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:04:54,702 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:04:54,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:04:54,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:04:54,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:04:54,891 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:04:54,891 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:04:54,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2023-04-02 04:04:55,994 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:04:56,194 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:04:56,194 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2023-04-02 04:04:56,201 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6eb506a/e595bd086ebf4967be882a4f39a50a6e/FLAG360cd7e55 [2023-04-02 04:04:56,211 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6eb506a/e595bd086ebf4967be882a4f39a50a6e [2023-04-02 04:04:56,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:04:56,213 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:04:56,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:04:56,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:04:56,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:04:56,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab64391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56, skipping insertion in model container [2023-04-02 04:04:56,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:04:56,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:04:56,490 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_product29.cil.c[18134,18147] [2023-04-02 04:04:56,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:04:56,509 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:04:56,586 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_product29.cil.c[18134,18147] [2023-04-02 04:04:56,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:04:56,620 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:04:56,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56 WrapperNode [2023-04-02 04:04:56,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:04:56,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:04:56,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:04:56,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:04:56,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,662 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:04:56,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:04:56,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:04:56,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:04:56,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (1/1) ... [2023-04-02 04:04:56,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:04:56,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:04:56,701 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) [2023-04-02 04:04:56,703 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 [2023-04-02 04:04:56,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:04:56,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:04:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:04:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-04-02 04:04:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:04:56,732 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:04:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:04:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:04:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:04:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:04:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:04:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-04-02 04:04:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:04:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:04:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:04:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-02 04:04:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:04:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:04:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:04:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:04:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:04:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:04:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:04:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:04:56,913 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:04:56,914 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:04:57,301 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:04:57,307 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:04:57,307 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:04:57,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:04:57 BoogieIcfgContainer [2023-04-02 04:04:57,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:04:57,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:04:57,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:04:57,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:04:57,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:04:56" (1/3) ... [2023-04-02 04:04:57,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66bdc0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:04:57, skipping insertion in model container [2023-04-02 04:04:57,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:56" (2/3) ... [2023-04-02 04:04:57,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66bdc0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:04:57, skipping insertion in model container [2023-04-02 04:04:57,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:04:57" (3/3) ... [2023-04-02 04:04:57,314 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product29.cil.c [2023-04-02 04:04:57,325 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:04:57,325 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:04:57,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:04:57,365 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=PETRI_NET, 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;@2adb3735, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:04:57,365 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:04:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 170 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 106 states have internal predecessors, (121), 46 states have call successors, (46), 27 states have call predecessors, (46), 27 states have return successors, (46), 42 states have call predecessors, (46), 46 states have call successors, (46) [2023-04-02 04:04:57,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-04-02 04:04:57,375 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:57,375 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] [2023-04-02 04:04:57,376 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:57,383 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:57,383 INFO L85 PathProgramCache]: Analyzing trace with hash 959058495, now seen corresponding path program 1 times [2023-04-02 04:04:57,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:57,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918824699] [2023-04-02 04:04:57,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:57,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:04:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:04:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:57,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:57,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918824699] [2023-04-02 04:04:57,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918824699] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:57,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:57,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-02 04:04:57,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578994003] [2023-04-02 04:04:57,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:57,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 04:04:57,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:57,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 04:04:57,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-02 04:04:57,704 INFO L87 Difference]: Start difference. First operand has 170 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 106 states have internal predecessors, (121), 46 states have call successors, (46), 27 states have call predecessors, (46), 27 states have return successors, (46), 42 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:58,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:58,089 INFO L93 Difference]: Finished difference Result 279 states and 370 transitions. [2023-04-02 04:04:58,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 04:04:58,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 3 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 46 [2023-04-02 04:04:58,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:58,097 INFO L225 Difference]: With dead ends: 279 [2023-04-02 04:04:58,097 INFO L226 Difference]: Without dead ends: 151 [2023-04-02 04:04:58,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-02 04:04:58,102 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 89 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:58,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 18 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:04:58,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-04-02 04:04:58,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 119. [2023-04-02 04:04:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 69 states have (on average 1.2463768115942029) internal successors, (86), 78 states have internal predecessors, (86), 30 states have call successors, (30), 24 states have call predecessors, (30), 19 states have return successors, (25), 21 states have call predecessors, (25), 25 states have call successors, (25) [2023-04-02 04:04:58,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 141 transitions. [2023-04-02 04:04:58,143 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 141 transitions. Word has length 46 [2023-04-02 04:04:58,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:58,143 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 141 transitions. [2023-04-02 04:04:58,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 141 transitions. [2023-04-02 04:04:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-02 04:04:58,145 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:58,145 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] [2023-04-02 04:04:58,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:04:58,146 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:58,146 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:58,146 INFO L85 PathProgramCache]: Analyzing trace with hash 285333824, now seen corresponding path program 1 times [2023-04-02 04:04:58,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:58,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330629433] [2023-04-02 04:04:58,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:58,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 04:04:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-04-02 04:04:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:58,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:58,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330629433] [2023-04-02 04:04:58,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330629433] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:58,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:58,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:04:58,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623020965] [2023-04-02 04:04:58,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:58,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:04:58,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:58,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:04:58,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:04:58,219 INFO L87 Difference]: Start difference. First operand 119 states and 141 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:58,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:58,512 INFO L93 Difference]: Finished difference Result 212 states and 261 transitions. [2023-04-02 04:04:58,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 04:04:58,513 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (14), 3 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 47 [2023-04-02 04:04:58,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:58,514 INFO L225 Difference]: With dead ends: 212 [2023-04-02 04:04:58,514 INFO L226 Difference]: Without dead ends: 135 [2023-04-02 04:04:58,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:04:58,516 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 99 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:58,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 22 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:04:58,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-04-02 04:04:58,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 110. [2023-04-02 04:04:58,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 63 states have (on average 1.253968253968254) internal successors, (79), 72 states have internal predecessors, (79), 27 states have call successors, (27), 23 states have call predecessors, (27), 19 states have return successors, (23), 19 states have call predecessors, (23), 23 states have call successors, (23) [2023-04-02 04:04:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 129 transitions. [2023-04-02 04:04:58,538 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 129 transitions. Word has length 47 [2023-04-02 04:04:58,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:58,539 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 129 transitions. [2023-04-02 04:04:58,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-04-02 04:04:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:04:58,540 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:58,540 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] [2023-04-02 04:04:58,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:04:58,540 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:58,541 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:58,541 INFO L85 PathProgramCache]: Analyzing trace with hash -663189366, now seen corresponding path program 1 times [2023-04-02 04:04:58,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:58,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540023924] [2023-04-02 04:04:58,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:58,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:04:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:04:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:58,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:58,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540023924] [2023-04-02 04:04:58,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540023924] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:58,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:58,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 04:04:58,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436429094] [2023-04-02 04:04:58,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:58,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 04:04:58,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:58,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 04:04:58,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 04:04:58,678 INFO L87 Difference]: Start difference. First operand 110 states and 129 transitions. Second operand has 8 states, 8 states have (on average 3.875) internal successors, (31), 6 states have internal predecessors, (31), 4 states have call successors, (13), 5 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-02 04:04:59,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:59,203 INFO L93 Difference]: Finished difference Result 221 states and 275 transitions. [2023-04-02 04:04:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-02 04:04:59,203 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 6 states have internal predecessors, (31), 4 states have call successors, (13), 5 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 51 [2023-04-02 04:04:59,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:59,204 INFO L225 Difference]: With dead ends: 221 [2023-04-02 04:04:59,205 INFO L226 Difference]: Without dead ends: 135 [2023-04-02 04:04:59,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-02 04:04:59,206 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 255 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:59,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 28 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:04:59,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-04-02 04:04:59,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 110. [2023-04-02 04:04:59,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 71 states have internal predecessors, (78), 27 states have call successors, (27), 23 states have call predecessors, (27), 19 states have return successors, (23), 19 states have call predecessors, (23), 23 states have call successors, (23) [2023-04-02 04:04:59,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2023-04-02 04:04:59,222 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 51 [2023-04-02 04:04:59,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:59,223 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2023-04-02 04:04:59,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 6 states have internal predecessors, (31), 4 states have call successors, (13), 5 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-02 04:04:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2023-04-02 04:04:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-04-02 04:04:59,224 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:59,224 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:04:59,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:04:59,224 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:59,224 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:59,224 INFO L85 PathProgramCache]: Analyzing trace with hash 558733898, now seen corresponding path program 1 times [2023-04-02 04:04:59,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:59,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638167378] [2023-04-02 04:04:59,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:59,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 04:04:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:04:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:04:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:04:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 04:04:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:59,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:59,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638167378] [2023-04-02 04:04:59,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638167378] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:59,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:59,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 04:04:59,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742178341] [2023-04-02 04:04:59,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:59,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 04:04:59,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:59,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 04:04:59,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 04:04:59,391 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 5 states have call predecessors, (16), 3 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:05:00,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:05:00,086 INFO L93 Difference]: Finished difference Result 343 states and 450 transitions. [2023-04-02 04:05:00,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 04:05:00,086 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 5 states have call predecessors, (16), 3 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) Word has length 64 [2023-04-02 04:05:00,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:05:00,089 INFO L225 Difference]: With dead ends: 343 [2023-04-02 04:05:00,089 INFO L226 Difference]: Without dead ends: 257 [2023-04-02 04:05:00,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2023-04-02 04:05:00,090 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 341 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 651 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:05:00,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 62 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 651 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:05:00,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2023-04-02 04:05:00,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 187. [2023-04-02 04:05:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 110 states have (on average 1.2454545454545454) internal successors, (137), 125 states have internal predecessors, (137), 44 states have call successors, (44), 36 states have call predecessors, (44), 32 states have return successors, (41), 32 states have call predecessors, (41), 40 states have call successors, (41) [2023-04-02 04:05:00,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 222 transitions. [2023-04-02 04:05:00,121 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 222 transitions. Word has length 64 [2023-04-02 04:05:00,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:05:00,122 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 222 transitions. [2023-04-02 04:05:00,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 5 states have call predecessors, (16), 3 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:05:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 222 transitions. [2023-04-02 04:05:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-04-02 04:05:00,124 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:05:00,124 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:05:00,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:05:00,124 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:05:00,124 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:05:00,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1080298746, now seen corresponding path program 1 times [2023-04-02 04:05:00,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:05:00,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447768288] [2023-04-02 04:05:00,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:05:00,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:05:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:05:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:05:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:05:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:05:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:05:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 04:05:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-04-02 04:05:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:05:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:05:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 04:05:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 04:05:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:05:00,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:05:00,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:05:00,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447768288] [2023-04-02 04:05:00,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447768288] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:05:00,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:05:00,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:05:00,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373382596] [2023-04-02 04:05:00,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:05:00,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:05:00,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:05:00,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:05:00,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:05:00,272 INFO L87 Difference]: Start difference. First operand 187 states and 222 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-02 04:05:00,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:05:00,605 INFO L93 Difference]: Finished difference Result 313 states and 392 transitions. [2023-04-02 04:05:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 04:05:00,605 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 68 [2023-04-02 04:05:00,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:05:00,605 INFO L225 Difference]: With dead ends: 313 [2023-04-02 04:05:00,605 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:05:00,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2023-04-02 04:05:00,607 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 214 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:05:00,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 34 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:05:00,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:05:00,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:05:00,607 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) [2023-04-02 04:05:00,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:05:00,608 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2023-04-02 04:05:00,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:05:00,608 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:05:00,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-02 04:05:00,608 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:05:00,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:05:00,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:05:00,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:05:00,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:05:01,389 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:05:01,389 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:05:01,389 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:05:01,389 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 571) no Hoare annotation was computed. [2023-04-02 04:05:01,389 INFO L899 garLoopResultBuilder]: For program point L567-1(lines 567 571) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 536 591) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L562(line 562) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L561-2(lines 561 582) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 536 591) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L583(lines 560 584) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 536 591) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L637(line 637) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L637-1(line 637) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 592 651) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 628) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L624-1(lines 624 628) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L619(line 619) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 592 651) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 592 651) no Hoare annotation was computed. [2023-04-02 04:05:01,390 INFO L899 garLoopResultBuilder]: For program point L618-2(lines 618 643) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point L644(lines 617 645) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 447 455) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 447 455) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 447 455) the Hoare annotation is: true [2023-04-02 04:05:01,391 INFO L895 garLoopResultBuilder]: At program point L410(line 410) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 1)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,391 INFO L895 garLoopResultBuilder]: At program point L410-1(line 410) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 1)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 398 420) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 415) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point L408-1(lines 408 415) no Hoare annotation was computed. [2023-04-02 04:05:01,391 INFO L899 garLoopResultBuilder]: For program point L406(line 406) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L895 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:05:01,392 INFO L895 garLoopResultBuilder]: At program point L404(line 404) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:05:01,392 INFO L895 garLoopResultBuilder]: At program point L404-1(line 404) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 398 420) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 398 420) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 354 377) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 354 377) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point L372(line 372) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point L371(line 371) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point L370(line 370) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point L369(line 369) no Hoare annotation was computed. [2023-04-02 04:05:01,392 INFO L899 garLoopResultBuilder]: For program point L368(line 368) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L367(line 367) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L366(line 366) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L365(line 365) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L364(line 364) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L363(line 363) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L362(line 362) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 354 377) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L361(line 361) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L360(line 360) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L359(line 359) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L242-1(line 242) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 235 253) the Hoare annotation is: true [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2023-04-02 04:05:01,393 INFO L902 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2023-04-02 04:05:01,393 INFO L899 garLoopResultBuilder]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 433 439) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 433 439) the Hoare annotation is: true [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 803 848) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point L823(lines 823 830) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 837) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point L817-1(lines 817 837) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 803 848) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 803 848) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 137) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L895 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point L125(lines 125 142) no Hoare annotation was computed. [2023-04-02 04:05:01,394 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 121 145) no Hoare annotation was computed. [2023-04-02 04:05:01,395 INFO L895 garLoopResultBuilder]: At program point L140(line 140) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,395 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 121 145) no Hoare annotation was computed. [2023-04-02 04:05:01,395 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 121 145) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,395 INFO L895 garLoopResultBuilder]: At program point L135(line 135) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,395 INFO L895 garLoopResultBuilder]: At program point L131(line 131) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,395 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 87 93) no Hoare annotation was computed. [2023-04-02 04:05:01,395 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 87 93) the Hoare annotation is: true [2023-04-02 04:05:01,395 INFO L895 garLoopResultBuilder]: At program point L314(lines 267 315) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,395 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 258 321) no Hoare annotation was computed. [2023-04-02 04:05:01,395 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2023-04-02 04:05:01,395 INFO L895 garLoopResultBuilder]: At program point L304-2(lines 298 309) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,395 INFO L899 garLoopResultBuilder]: For program point L269(lines 268 313) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point L298(lines 298 309) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 258 321) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:05:01,396 INFO L895 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point L288-1(lines 288 294) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L895 garLoopResultBuilder]: At program point L280(line 280) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,396 INFO L895 garLoopResultBuilder]: At program point L311(lines 268 313) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 284) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 274) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 258 321) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 146 153) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 146 153) no Hoare annotation was computed. [2023-04-02 04:05:01,396 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 146 153) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 930 938) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 930 938) the Hoare annotation is: true [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 930 938) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L906(lines 906 914) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 898 920) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 898 920) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L906-2(lines 906 914) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 898 920) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L161(lines 161 167) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L159-1(line 159) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 154 170) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 154 170) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 154 170) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 921 929) no Hoare annotation was computed. [2023-04-02 04:05:01,397 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 921 929) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 921 929) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 889 897) the Hoare annotation is: true [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 889 897) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 889 897) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 63 86) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L895 garLoopResultBuilder]: At program point L74(lines 74 80) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,398 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 63 86) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 63 86) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L895 garLoopResultBuilder]: At program point L69(line 69) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point L67(lines 66 85) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 324 353) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L902 garLoopResultBuilder]: At program point L349(lines 324 353) the Hoare annotation is: true [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point L345(line 345) no Hoare annotation was computed. [2023-04-02 04:05:01,398 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 342) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L902 garLoopResultBuilder]: At program point L338-1(lines 338 342) the Hoare annotation is: true [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point L335(line 335) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L902 garLoopResultBuilder]: At program point L334-2(lines 334 348) the Hoare annotation is: true [2023-04-02 04:05:01,399 INFO L902 garLoopResultBuilder]: At program point L330(line 330) the Hoare annotation is: true [2023-04-02 04:05:01,399 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 324 353) the Hoare annotation is: true [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point L330-1(line 330) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 853 864) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 853 864) the Hoare annotation is: true [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point L857-1(lines 853 864) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 865 876) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 865 876) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point L869-1(lines 865 876) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 940 947) no Hoare annotation was computed. [2023-04-02 04:05:01,399 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 940 947) the Hoare annotation is: true [2023-04-02 04:05:01,399 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 944) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 940 947) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 440 446) the Hoare annotation is: true [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 440 446) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L895 garLoopResultBuilder]: At program point L114(line 114) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 95 119) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L895 garLoopResultBuilder]: At program point L109(line 109) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 95 119) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 95 119) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,400 INFO L895 garLoopResultBuilder]: At program point L105(line 105) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 111) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L895 garLoopResultBuilder]: At program point L101(line 101) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point L101-1(line 101) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 116) no Hoare annotation was computed. [2023-04-02 04:05:01,400 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 190 198) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 190 198) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 190 198) the Hoare annotation is: true [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 226) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point L218-2(lines 218 226) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 199 234) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point L206(lines 206 214) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 199 234) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point L229(line 229) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point L229-1(line 229) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 199 234) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 490 535) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 490 535) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 490 535) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 385 394) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 385 394) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 385 394) no Hoare annotation was computed. [2023-04-02 04:05:01,401 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 179 189) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 179 189) the Hoare annotation is: true [2023-04-02 04:05:01,402 INFO L902 garLoopResultBuilder]: At program point L184(line 184) the Hoare annotation is: true [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point L184-1(line 184) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 179 189) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 171 178) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 171 178) the Hoare annotation is: true [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 171 178) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 757 802) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 757 802) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 757 802) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point L777(lines 777 784) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 791) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point L771-1(lines 771 791) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 423 432) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 423 432) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 423 432) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point L704(lines 703 723) no Hoare annotation was computed. [2023-04-02 04:05:01,402 INFO L899 garLoopResultBuilder]: For program point L735(line 735) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L735-1(line 735) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L700(lines 700 741) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L719(line 719) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L719-1(line 719) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 654 756) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 682) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 753) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 654 756) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 709) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L703-2(lines 703 723) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L724(lines 702 725) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 654 756) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 699) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L743(lines 743 750) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,403 INFO L899 garLoopResultBuilder]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 877 888) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 877 888) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 378 384) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 378 384) the Hoare annotation is: true [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:05:01,404 INFO L895 garLoopResultBuilder]: At program point L472(line 472) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification1_spec__1EXIT(lines 458 482) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 476) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L895 garLoopResultBuilder]: At program point L468(line 468) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0))) [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point L468-1(line 468) no Hoare annotation was computed. [2023-04-02 04:05:01,404 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 479) no Hoare annotation was computed. [2023-04-02 04:05:01,405 INFO L899 garLoopResultBuilder]: For program point L466-1(lines 458 482) no Hoare annotation was computed. [2023-04-02 04:05:01,405 INFO L902 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: true [2023-04-02 04:05:01,405 INFO L899 garLoopResultBuilder]: For program point L464-1(line 464) no Hoare annotation was computed. [2023-04-02 04:05:01,405 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 458 482) the Hoare annotation is: true [2023-04-02 04:05:01,407 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:05:01,408 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:05:01,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:05:01 BoogieIcfgContainer [2023-04-02 04:05:01,421 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:05:01,421 INFO L158 Benchmark]: Toolchain (without parser) took 5207.60ms. Allocated memory was 184.5MB in the beginning and 297.8MB in the end (delta: 113.2MB). Free memory was 141.0MB in the beginning and 104.2MB in the end (delta: 36.8MB). Peak memory consumption was 152.6MB. Max. memory is 8.0GB. [2023-04-02 04:05:01,421 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory was 140.6MB in the beginning and 140.2MB in the end (delta: 346.1kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:05:01,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.14ms. Allocated memory is still 184.5MB. Free memory was 140.5MB in the beginning and 122.3MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:05:01,423 INFO L158 Benchmark]: Boogie Preprocessor took 45.87ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 119.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:05:01,423 INFO L158 Benchmark]: RCFGBuilder took 641.53ms. Allocated memory is still 184.5MB. Free memory was 119.0MB in the beginning and 150.4MB in the end (delta: -31.4MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:05:01,423 INFO L158 Benchmark]: TraceAbstraction took 4110.78ms. Allocated memory was 184.5MB in the beginning and 297.8MB in the end (delta: 113.2MB). Free memory was 149.9MB in the beginning and 104.2MB in the end (delta: 45.6MB). Peak memory consumption was 159.9MB. Max. memory is 8.0GB. [2023-04-02 04:05:01,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory was 140.6MB in the beginning and 140.2MB in the end (delta: 346.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 406.14ms. Allocated memory is still 184.5MB. Free memory was 140.5MB in the beginning and 122.3MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.87ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 119.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 641.53ms. Allocated memory is still 184.5MB. Free memory was 119.0MB in the beginning and 150.4MB in the end (delta: -31.4MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 4110.78ms. Allocated memory was 184.5MB in the beginning and 297.8MB in the end (delta: 113.2MB). Free memory was 149.9MB in the beginning and 104.2MB in the end (delta: 45.6MB). Peak memory consumption was 159.9MB. 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: 944]: 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 40 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1048 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 998 mSDsluCounter, 164 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 117 mSDsCounter, 553 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1996 IncrementalHoareTripleChecker+Invalid, 2549 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 553 mSolverCounterUnsat, 47 mSDtfsCounter, 1996 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=4, InterpolantAutomatonStates: 38, 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, 5 MinimizatonAttempts, 152 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 329 PreInvPairs, 355 NumberOfFragments, 549 HoareAnnotationTreeSize, 329 FomulaSimplifications, 4995 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1456 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 271 ConstructedInterpolants, 0 QuantifiedInterpolants, 633 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 334]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive) - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive) - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 04:05:01,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...