/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_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:08:33,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:08:33,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:08:33,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:08:33,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:08:33,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:08:33,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:08:33,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:08:33,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:08:33,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:08:33,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:08:33,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:08:33,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:08:33,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:08:33,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:08:33,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:08:33,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:08:33,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:08:33,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:08:33,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:08:33,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:08:33,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:08:33,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:08:33,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:08:33,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:08:33,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:08:33,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:08:33,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:08:33,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:08:33,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:08:33,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:08:33,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:08:33,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:08:33,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:08:33,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:08:33,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:08:33,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:08:33,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:08:33,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:08:33,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:08:33,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:08:33,891 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 04:08:33,915 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:08:33,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:08:33,916 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:08:33,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:08:33,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:08:33,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:08:33,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:08:33,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:08:33,918 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:08:33,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:08:33,918 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:08:33,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:08:33,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:33,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:08:33,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:08:33,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:08:33,921 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:08:33,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:08:33,921 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:08:33,921 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:08:34,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:08:34,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:08:34,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:08:34,145 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:08:34,145 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:08:34,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2023-04-02 04:08:35,150 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:08:35,355 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:08:35,356 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2023-04-02 04:08:35,363 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb80c6200/26f505c5398540cc8a74909721756c56/FLAGbd8a9cb1e [2023-04-02 04:08:35,374 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb80c6200/26f505c5398540cc8a74909721756c56 [2023-04-02 04:08:35,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:08:35,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:08:35,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:35,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:08:35,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:08:35,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc14e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35, skipping insertion in model container [2023-04-02 04:08:35,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:08:35,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:08:35,658 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_spec2_product27.cil.c[18283,18296] [2023-04-02 04:08:35,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:35,677 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:08:35,743 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_spec2_product27.cil.c[18283,18296] [2023-04-02 04:08:35,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:35,761 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:08:35,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35 WrapperNode [2023-04-02 04:08:35,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:35,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:08:35,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:08:35,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:08:35,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,833 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:08:35,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:08:35,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:08:35,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:08:35,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (1/1) ... [2023-04-02 04:08:35,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:35,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:08:35,875 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 04:08:35,890 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 04:08:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:08:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:08:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:08:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:08:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:08:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:08:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-02 04:08:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:08:35,914 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:08:35,914 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:08:35,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:35,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:08:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:08:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:08:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:08:35,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:08:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:08:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:08:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:08:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:08:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:08:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:08:35,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:08:35,920 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:08:35,920 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:08:35,920 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:08:35,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:08:35,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:08:35,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:08:36,074 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:08:36,076 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:08:36,573 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:08:36,582 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:08:36,582 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:08:36,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:36 BoogieIcfgContainer [2023-04-02 04:08:36,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:08:36,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:08:36,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:08:36,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:08:36,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:08:35" (1/3) ... [2023-04-02 04:08:36,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb64c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:36, skipping insertion in model container [2023-04-02 04:08:36,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:35" (2/3) ... [2023-04-02 04:08:36,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb64c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:36, skipping insertion in model container [2023-04-02 04:08:36,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:36" (3/3) ... [2023-04-02 04:08:36,590 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27.cil.c [2023-04-02 04:08:36,602 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:08:36,602 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:08:36,648 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:08:36,653 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;@1a61a89, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:08:36,653 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:08:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 106 states have internal predecessors, (121), 44 states have call successors, (44), 27 states have call predecessors, (44), 27 states have return successors, (44), 42 states have call predecessors, (44), 44 states have call successors, (44) [2023-04-02 04:08:36,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:08:36,666 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:36,667 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 04:08:36,668 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:36,673 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:36,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1531436442, now seen corresponding path program 1 times [2023-04-02 04:08:36,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:36,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639493381] [2023-04-02 04:08:36,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:36,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:08:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:08:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,016 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 04:08:37,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:37,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639493381] [2023-04-02 04:08:37,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639493381] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:37,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:37,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:08:37,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558632109] [2023-04-02 04:08:37,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:37,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:08:37,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:37,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:08:37,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:37,054 INFO L87 Difference]: Start difference. First operand has 169 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 106 states have internal predecessors, (121), 44 states have call successors, (44), 27 states have call predecessors, (44), 27 states have return successors, (44), 42 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:37,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:37,484 INFO L93 Difference]: Finished difference Result 261 states and 345 transitions. [2023-04-02 04:08:37,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:08:37,488 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2023-04-02 04:08:37,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:37,496 INFO L225 Difference]: With dead ends: 261 [2023-04-02 04:08:37,496 INFO L226 Difference]: Without dead ends: 147 [2023-04-02 04:08:37,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:37,504 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 88 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:37,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 65 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:37,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-04-02 04:08:37,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 115. [2023-04-02 04:08:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 67 states have (on average 1.2537313432835822) internal successors, (84), 76 states have internal predecessors, (84), 28 states have call successors, (28), 24 states have call predecessors, (28), 19 states have return successors, (23), 21 states have call predecessors, (23), 23 states have call successors, (23) [2023-04-02 04:08:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2023-04-02 04:08:37,577 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 51 [2023-04-02 04:08:37,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:37,577 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2023-04-02 04:08:37,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:37,578 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-04-02 04:08:37,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:08:37,582 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:37,582 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] [2023-04-02 04:08:37,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:08:37,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:37,583 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:37,583 INFO L85 PathProgramCache]: Analyzing trace with hash 460611800, now seen corresponding path program 1 times [2023-04-02 04:08:37,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:37,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958457996] [2023-04-02 04:08:37,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:37,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:08:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:08:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:37,722 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 04:08:37,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:37,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958457996] [2023-04-02 04:08:37,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958457996] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:37,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:37,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:08:37,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91575236] [2023-04-02 04:08:37,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:37,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:08:37,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:37,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:08:37,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:08:37,724 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:37,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:37,998 INFO L93 Difference]: Finished difference Result 200 states and 248 transitions. [2023-04-02 04:08:37,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:08:37,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 52 [2023-04-02 04:08:37,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:38,001 INFO L225 Difference]: With dead ends: 200 [2023-04-02 04:08:38,001 INFO L226 Difference]: Without dead ends: 137 [2023-04-02 04:08:38,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:08:38,003 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 115 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:38,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 40 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:08:38,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-04-02 04:08:38,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2023-04-02 04:08:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 61 states have (on average 1.2622950819672132) internal successors, (77), 70 states have internal predecessors, (77), 25 states have call successors, (25), 23 states have call predecessors, (25), 19 states have return successors, (21), 19 states have call predecessors, (21), 21 states have call successors, (21) [2023-04-02 04:08:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2023-04-02 04:08:38,027 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2023-04-02 04:08:38,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:38,027 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2023-04-02 04:08:38,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2023-04-02 04:08:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-02 04:08:38,029 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:38,029 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] [2023-04-02 04:08:38,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:08:38,030 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:38,030 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:38,030 INFO L85 PathProgramCache]: Analyzing trace with hash -989244973, now seen corresponding path program 1 times [2023-04-02 04:08:38,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:38,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237171777] [2023-04-02 04:08:38,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:08:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:08:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:38,218 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 04:08:38,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:38,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237171777] [2023-04-02 04:08:38,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237171777] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:38,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:38,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:38,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128563435] [2023-04-02 04:08:38,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:38,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:38,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:38,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:38,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:38,220 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:08:38,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:38,885 INFO L93 Difference]: Finished difference Result 362 states and 459 transitions. [2023-04-02 04:08:38,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:08:38,886 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 56 [2023-04-02 04:08:38,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:38,891 INFO L225 Difference]: With dead ends: 362 [2023-04-02 04:08:38,891 INFO L226 Difference]: Without dead ends: 284 [2023-04-02 04:08:38,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-04-02 04:08:38,897 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 357 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:38,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 111 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:08:38,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2023-04-02 04:08:38,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 227. [2023-04-02 04:08:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 138 states have (on average 1.3115942028985508) internal successors, (181), 156 states have internal predecessors, (181), 49 states have call successors, (49), 45 states have call predecessors, (49), 39 states have return successors, (46), 37 states have call predecessors, (46), 45 states have call successors, (46) [2023-04-02 04:08:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 276 transitions. [2023-04-02 04:08:38,940 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 276 transitions. Word has length 56 [2023-04-02 04:08:38,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:38,940 INFO L495 AbstractCegarLoop]: Abstraction has 227 states and 276 transitions. [2023-04-02 04:08:38,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:08:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 276 transitions. [2023-04-02 04:08:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-04-02 04:08:38,941 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:38,942 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] [2023-04-02 04:08:38,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:08:38,942 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:38,942 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:38,942 INFO L85 PathProgramCache]: Analyzing trace with hash -297162143, now seen corresponding path program 1 times [2023-04-02 04:08:38,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:38,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549820830] [2023-04-02 04:08:38,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:38,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:08:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:08:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 04:08:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,119 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 04:08:39,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:39,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549820830] [2023-04-02 04:08:39,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549820830] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:39,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:39,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:39,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435941939] [2023-04-02 04:08:39,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:39,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:39,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:39,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:39,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:39,121 INFO L87 Difference]: Start difference. First operand 227 states and 276 transitions. Second operand has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (15), 6 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:08:39,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:39,692 INFO L93 Difference]: Finished difference Result 723 states and 967 transitions. [2023-04-02 04:08:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 04:08:39,692 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (15), 6 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 62 [2023-04-02 04:08:39,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:39,699 INFO L225 Difference]: With dead ends: 723 [2023-04-02 04:08:39,699 INFO L226 Difference]: Without dead ends: 524 [2023-04-02 04:08:39,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2023-04-02 04:08:39,709 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 263 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:39,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 93 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:08:39,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2023-04-02 04:08:39,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 402. [2023-04-02 04:08:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 247 states have (on average 1.2995951417004048) internal successors, (321), 282 states have internal predecessors, (321), 85 states have call successors, (85), 77 states have call predecessors, (85), 69 states have return successors, (86), 65 states have call predecessors, (86), 81 states have call successors, (86) [2023-04-02 04:08:39,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 492 transitions. [2023-04-02 04:08:39,788 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 492 transitions. Word has length 62 [2023-04-02 04:08:39,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:39,788 INFO L495 AbstractCegarLoop]: Abstraction has 402 states and 492 transitions. [2023-04-02 04:08:39,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (15), 6 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:08:39,789 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 492 transitions. [2023-04-02 04:08:39,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-04-02 04:08:39,790 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:39,790 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] [2023-04-02 04:08:39,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:08:39,790 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:39,791 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:39,791 INFO L85 PathProgramCache]: Analyzing trace with hash -825372099, now seen corresponding path program 1 times [2023-04-02 04:08:39,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:39,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400223493] [2023-04-02 04:08:39,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:39,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 04:08:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:08:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 04:08:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-04-02 04:08:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:39,999 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 04:08:39,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:39,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400223493] [2023-04-02 04:08:39,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400223493] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:39,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:39,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 04:08:40,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119828535] [2023-04-02 04:08:40,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:40,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 04:08:40,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:40,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 04:08:40,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 04:08:40,007 INFO L87 Difference]: Start difference. First operand 402 states and 492 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (16), 7 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:08:40,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:40,416 INFO L93 Difference]: Finished difference Result 747 states and 992 transitions. [2023-04-02 04:08:40,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 04:08:40,416 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (16), 7 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 66 [2023-04-02 04:08:40,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:40,417 INFO L225 Difference]: With dead ends: 747 [2023-04-02 04:08:40,417 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:08:40,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2023-04-02 04:08:40,419 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 190 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:40,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 87 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:08:40,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:08:40,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:08:40,422 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 04:08:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:08:40,423 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2023-04-02 04:08:40,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:40,423 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:08:40,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (16), 7 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:08:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:08:40,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:08:40,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:08:40,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:08:40,427 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:08:42,410 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:08:42,410 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:08:42,410 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:08:42,410 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-02 04:08:42,410 INFO L899 garLoopResultBuilder]: For program point L127-2(lines 127 148) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L149(lines 126 150) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 137) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 133 137) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 194) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 190 194) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L184-2(lines 184 209) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L210(lines 183 211) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point L203-1(line 203) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:08:42,411 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:08:42,412 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 749 757) no Hoare annotation was computed. [2023-04-02 04:08:42,412 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 749 757) no Hoare annotation was computed. [2023-04-02 04:08:42,412 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 749 757) the Hoare annotation is: true [2023-04-02 04:08:42,412 INFO L899 garLoopResultBuilder]: For program point L642-1(lines 642 649) no Hoare annotation was computed. [2023-04-02 04:08:42,412 INFO L899 garLoopResultBuilder]: For program point L640(line 640) no Hoare annotation was computed. [2023-04-02 04:08:42,412 INFO L895 garLoopResultBuilder]: At program point L639(line 639) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,412 INFO L895 garLoopResultBuilder]: At program point L638(line 638) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,412 INFO L895 garLoopResultBuilder]: At program point L638-1(line 638) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,412 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 632 654) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 632 654) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 632 654) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,413 INFO L895 garLoopResultBuilder]: At program point L644(line 644) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~4 1) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,413 INFO L895 garLoopResultBuilder]: At program point L644-1(line 644) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~4 1) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L642(lines 642 649) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 586 609) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 586 609) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L603(line 603) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L602(line 602) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L601(line 601) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L600(line 600) no Hoare annotation was computed. [2023-04-02 04:08:42,413 INFO L899 garLoopResultBuilder]: For program point L599(line 599) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L596(line 596) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L594(line 594) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L592(line 592) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 586 609) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 930 944) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 930 944) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~systemActive~0)| ~systemActive~0))) [2023-04-02 04:08:42,414 INFO L895 garLoopResultBuilder]: At program point L936(line 936) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L934(lines 934 940) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point stopSystemFINAL(lines 930 944) no Hoare annotation was computed. [2023-04-02 04:08:42,414 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 911 929) the Hoare annotation is: true [2023-04-02 04:08:42,414 INFO L899 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L902 garLoopResultBuilder]: At program point L918(line 918) the Hoare annotation is: true [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L920-2(lines 920 924) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 911 929) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L918-1(line 918) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 911 929) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 735 741) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 735 741) the Hoare annotation is: true [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 403) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L383-1(lines 383 403) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L389(lines 389 396) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L802-1(line 802) no Hoare annotation was computed. [2023-04-02 04:08:42,415 INFO L899 garLoopResultBuilder]: For program point L800(lines 800 817) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 796 820) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L895 garLoopResultBuilder]: At program point L815(line 815) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:08:42,416 INFO L899 garLoopResultBuilder]: For program point L815-1(lines 796 820) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L895 garLoopResultBuilder]: At program point L810(line 810) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:42,416 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 796 820) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:08:42,416 INFO L895 garLoopResultBuilder]: At program point L806(line 806) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:42,416 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 812) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L895 garLoopResultBuilder]: At program point L802(line 802) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:08:42,416 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 788 794) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 788 794) the Hoare annotation is: true [2023-04-02 04:08:42,416 INFO L899 garLoopResultBuilder]: For program point L669(lines 669 673) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 657 722) no Hoare annotation was computed. [2023-04-02 04:08:42,416 INFO L895 garLoopResultBuilder]: At program point L715(lines 666 716) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,417 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 657 722) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,417 INFO L895 garLoopResultBuilder]: At program point L705(line 705) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 709) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L895 garLoopResultBuilder]: At program point L703-1(lines 697 710) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L668(lines 667 714) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 710) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L895 garLoopResultBuilder]: At program point L689(line 689) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L895 garLoopResultBuilder]: At program point L712(lines 667 714) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,417 INFO L895 garLoopResultBuilder]: At program point L679(line 679) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L677(lines 677 683) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2023-04-02 04:08:42,417 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 657 722) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 821 828) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 821 828) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 821 828) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 543 551) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 543 551) the Hoare annotation is: true [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 543 551) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L895 garLoopResultBuilder]: At program point L443(line 443) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 447) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 450) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L895 garLoopResultBuilder]: At program point L438(line 438) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point L438-1(line 438) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 453) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 428 456) no Hoare annotation was computed. [2023-04-02 04:08:42,418 INFO L895 garLoopResultBuilder]: At program point L434(line 434) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point L434-1(line 434) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 428 456) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 428 456) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 420 427) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1FINAL(lines 420 427) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 420 427) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 511 533) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 511 533) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 527) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point L519-2(lines 519 527) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 511 533) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 830 846) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 830 846) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point L841(line 841) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point L841-1(lines 830 846) no Hoare annotation was computed. [2023-04-02 04:08:42,419 INFO L899 garLoopResultBuilder]: For program point L837(lines 837 843) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point L835(line 835) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point L835-1(line 835) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 534 542) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 534 542) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 534 542) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 502 510) the Hoare annotation is: true [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 502 510) no Hoare annotation was computed. [2023-04-02 04:08:42,420 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 502 510) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L899 garLoopResultBuilder]: For program point L768(lines 767 786) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 764 787) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 764 787) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,429 INFO L895 garLoopResultBuilder]: At program point L777(line 777) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 0 ~systemActive~0)))) [2023-04-02 04:08:42,429 INFO L895 garLoopResultBuilder]: At program point L775(lines 775 781) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,429 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 764 787) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L895 garLoopResultBuilder]: At program point L770(line 770) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:08:42,429 INFO L899 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 555 584) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L899 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2023-04-02 04:08:42,429 INFO L902 garLoopResultBuilder]: At program point L569-1(lines 569 573) the Hoare annotation is: true [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point L566(line 566) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L902 garLoopResultBuilder]: At program point L565-2(lines 565 579) the Hoare annotation is: true [2023-04-02 04:08:42,430 INFO L902 garLoopResultBuilder]: At program point L561(line 561) the Hoare annotation is: true [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point L561-1(line 561) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 555 584) the Hoare annotation is: true [2023-04-02 04:08:42,430 INFO L902 garLoopResultBuilder]: At program point L580(lines 555 584) the Hoare annotation is: true [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 466 477) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 466 477) the Hoare annotation is: true [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 466 477) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point L482-1(lines 478 489) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 478 489) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 478 489) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:08:42,430 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 946 953) no Hoare annotation was computed. [2023-04-02 04:08:42,430 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 946 953) the Hoare annotation is: true [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 946 953) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 742 748) the Hoare annotation is: true [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 742 748) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 866 874) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 866 874) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 866 874) the Hoare annotation is: true [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 902) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point L894-2(lines 894 902) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point L882(lines 882 890) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point L882-2(lines 882 890) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 875 910) no Hoare annotation was computed. [2023-04-02 04:08:42,431 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 875 910) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L899 garLoopResultBuilder]: For program point L905(line 905) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L899 garLoopResultBuilder]: For program point L905-1(line 905) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 875 910) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:08:42,432 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 618 628) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 618 628) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 618 628) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point L860(line 860) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point L860-1(line 860) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 855 865) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 855 865) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 855 865) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 847 854) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 847 854) the Hoare annotation is: true [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 847 854) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 350) no Hoare annotation was computed. [2023-04-02 04:08:42,433 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:08:42,434 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 357) no Hoare annotation was computed. [2023-04-02 04:08:42,434 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:08:42,434 INFO L899 garLoopResultBuilder]: For program point L337-1(lines 337 357) no Hoare annotation was computed. [2023-04-02 04:08:42,434 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L285(line 285) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 319) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 275) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L269-2(lines 269 289) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L290(lines 268 291) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 265) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 316) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:08:42,435 INFO L899 garLoopResultBuilder]: For program point L270(lines 269 289) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point L301(line 301) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 307) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 725 734) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 725 734) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 725 734) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,436 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) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,436 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,437 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 490 501) no Hoare annotation was computed. [2023-04-02 04:08:42,437 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 490 501) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:08:42,437 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 490 501) no Hoare annotation was computed. [2023-04-02 04:08:42,437 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 610 616) no Hoare annotation was computed. [2023-04-02 04:08:42,437 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 610 616) the Hoare annotation is: true [2023-04-02 04:08:42,437 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,437 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 04:08:42,437 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:42,437 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:08:42,439 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:08:42,441 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:08:42,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:08:42 BoogieIcfgContainer [2023-04-02 04:08:42,452 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:08:42,453 INFO L158 Benchmark]: Toolchain (without parser) took 7075.91ms. Allocated memory was 295.7MB in the beginning and 494.9MB in the end (delta: 199.2MB). Free memory was 236.8MB in the beginning and 220.3MB in the end (delta: 16.5MB). Peak memory consumption was 220.0MB. Max. memory is 8.0GB. [2023-04-02 04:08:42,453 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:08:42,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.33ms. Allocated memory is still 295.7MB. Free memory was 236.8MB in the beginning and 218.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-02 04:08:42,455 INFO L158 Benchmark]: Boogie Preprocessor took 76.06ms. Allocated memory is still 295.7MB. Free memory was 218.5MB in the beginning and 214.8MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:08:42,455 INFO L158 Benchmark]: RCFGBuilder took 744.54ms. Allocated memory is still 295.7MB. Free memory was 214.8MB in the beginning and 175.5MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:42,455 INFO L158 Benchmark]: TraceAbstraction took 5866.81ms. Allocated memory was 295.7MB in the beginning and 494.9MB in the end (delta: 199.2MB). Free memory was 174.4MB in the beginning and 220.3MB in the end (delta: -45.8MB). Peak memory consumption was 157.1MB. Max. memory is 8.0GB. [2023-04-02 04:08:42,457 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 is still 133.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 384.33ms. Allocated memory is still 295.7MB. Free memory was 236.8MB in the beginning and 218.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 76.06ms. Allocated memory is still 295.7MB. Free memory was 218.5MB in the beginning and 214.8MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 744.54ms. Allocated memory is still 295.7MB. Free memory was 214.8MB in the beginning and 175.5MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * TraceAbstraction took 5866.81ms. Allocated memory was 295.7MB in the beginning and 494.9MB in the end (delta: 199.2MB). Free memory was 174.4MB in the beginning and 220.3MB in the end (delta: -45.8MB). Peak memory consumption was 157.1MB. 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: 950]: 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 41 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1061 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1013 mSDsluCounter, 396 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 329 mSDsCounter, 525 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2377 IncrementalHoareTripleChecker+Invalid, 2902 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 525 mSolverCounterUnsat, 67 mSDtfsCounter, 2377 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred in iteration=4, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 242 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 491 PreInvPairs, 582 NumberOfFragments, 619 HoareAnnotationTreeSize, 491 FomulaSimplifications, 36149 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4205 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 680 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: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-02 04:08:42,473 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...