/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_spec5_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:25:07,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:25:07,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:25:07,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:25:07,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:25:07,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:25:07,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:25:07,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:25:07,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:25:07,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:25:07,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:25:07,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:25:07,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:25:07,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:25:07,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:25:07,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:25:07,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:25:07,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:25:07,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:25:07,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:25:07,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:25:07,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:25:07,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:25:07,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:25:07,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:25:07,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:25:07,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:25:07,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:25:07,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:25:07,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:25:07,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:25:07,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:25:07,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:25:07,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:25:07,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:25:07,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:25:07,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:25:07,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:25:07,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:25:07,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:25:07,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:25:07,847 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 04:25:07,864 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:25:07,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:25:07,865 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:25:07,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:25:07,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:25:07,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:25:07,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:25:07,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:25:07,867 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:25:07,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:25:07,867 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:25:07,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:25:07,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:25:07,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:25:07,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:25:07,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:25:07,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:25:07,868 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:25:07,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:25:07,869 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:25:07,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:25:07,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:25:07,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:25:07,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:25:07,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:25:07,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:25:07,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:25:07,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:25:07,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:25:07,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:25:07,871 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:25:07,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:25:07,872 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:25:07,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:25:07,872 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:25:07,872 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:25:08,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:25:08,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:25:08,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:25:08,147 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:25:08,147 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:25:08,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c [2023-04-02 04:25:09,431 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:25:09,643 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:25:09,644 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c [2023-04-02 04:25:09,654 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a38997604/305c6161fb574377b34efca89641f652/FLAG381132545 [2023-04-02 04:25:09,667 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a38997604/305c6161fb574377b34efca89641f652 [2023-04-02 04:25:09,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:25:09,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:25:09,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:25:09,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:25:09,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:25:09,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:25:09" (1/1) ... [2023-04-02 04:25:09,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611f8cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:09, skipping insertion in model container [2023-04-02 04:25:09,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:25:09" (1/1) ... [2023-04-02 04:25:09,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:25:09,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:25:10,054 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_spec5_product41.cil.c[18234,18247] [2023-04-02 04:25:10,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:25:10,076 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:25:10,153 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_spec5_product41.cil.c[18234,18247] [2023-04-02 04:25:10,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:25:10,169 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:25:10,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10 WrapperNode [2023-04-02 04:25:10,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:25:10,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:25:10,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:25:10,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:25:10,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,243 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:25:10,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:25:10,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:25:10,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:25:10,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:25:10,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:25:10,281 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 04:25:10,301 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 04:25:10,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:25:10,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:25:10,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:25:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:25:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:25:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:25:10,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:25:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:25:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:25:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:25:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:25:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:25:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-02 04:25:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:25:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:25:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:25:10,527 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:25:10,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:25:11,096 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:25:11,105 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:25:11,105 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:25:11,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:25:11 BoogieIcfgContainer [2023-04-02 04:25:11,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:25:11,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:25:11,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:25:11,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:25:11,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:25:09" (1/3) ... [2023-04-02 04:25:11,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e116e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:25:11, skipping insertion in model container [2023-04-02 04:25:11,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10" (2/3) ... [2023-04-02 04:25:11,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e116e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:25:11, skipping insertion in model container [2023-04-02 04:25:11,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:25:11" (3/3) ... [2023-04-02 04:25:11,116 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product41.cil.c [2023-04-02 04:25:11,132 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:25:11,132 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:25:11,177 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:25:11,182 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;@4090d6f4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:25:11,183 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:25:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand has 173 states, 95 states have (on average 1.2947368421052632) internal successors, (123), 106 states have internal predecessors, (123), 46 states have call successors, (46), 29 states have call predecessors, (46), 29 states have return successors, (46), 44 states have call predecessors, (46), 46 states have call successors, (46) [2023-04-02 04:25:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-02 04:25:11,196 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:11,196 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:25:11,197 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:11,201 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:11,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1269290436, now seen corresponding path program 1 times [2023-04-02 04:25:11,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:11,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368467722] [2023-04-02 04:25:11,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:11,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:25:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:25:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:25:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:11,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:11,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368467722] [2023-04-02 04:25:11,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368467722] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:11,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:11,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:25:11,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499799060] [2023-04-02 04:25:11,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:11,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:25:11,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:11,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:25:11,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:25:11,602 INFO L87 Difference]: Start difference. First operand has 173 states, 95 states have (on average 1.2947368421052632) internal successors, (123), 106 states have internal predecessors, (123), 46 states have call successors, (46), 29 states have call predecessors, (46), 29 states have return successors, (46), 44 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:25:12,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:12,151 INFO L93 Difference]: Finished difference Result 287 states and 366 transitions. [2023-04-02 04:25:12,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:25:12,154 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 59 [2023-04-02 04:25:12,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:12,162 INFO L225 Difference]: With dead ends: 287 [2023-04-02 04:25:12,162 INFO L226 Difference]: Without dead ends: 158 [2023-04-02 04:25:12,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 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 04:25:12,169 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 98 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:12,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 81 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:12,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-04-02 04:25:12,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 130. [2023-04-02 04:25:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 76 states have (on average 1.236842105263158) internal successors, (94), 84 states have internal predecessors, (94), 31 states have call successors, (31), 27 states have call predecessors, (31), 22 states have return successors, (26), 24 states have call predecessors, (26), 26 states have call successors, (26) [2023-04-02 04:25:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2023-04-02 04:25:12,267 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 59 [2023-04-02 04:25:12,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:12,268 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2023-04-02 04:25:12,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:25:12,268 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2023-04-02 04:25:12,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-04-02 04:25:12,271 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:12,271 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:25:12,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:25:12,272 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:12,272 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:12,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1701620821, now seen corresponding path program 1 times [2023-04-02 04:25:12,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:12,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946752498] [2023-04-02 04:25:12,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:12,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:25:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 04:25:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 04:25:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:12,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:12,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946752498] [2023-04-02 04:25:12,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946752498] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:12,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:12,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:25:12,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165837279] [2023-04-02 04:25:12,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:12,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:25:12,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:12,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:25:12,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:25:12,552 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand has 9 states, 9 states have (on average 4.0) internal successors, (36), 6 states have internal predecessors, (36), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-04-02 04:25:13,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:13,228 INFO L93 Difference]: Finished difference Result 260 states and 321 transitions. [2023-04-02 04:25:13,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 04:25:13,229 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 6 states have internal predecessors, (36), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 64 [2023-04-02 04:25:13,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:13,236 INFO L225 Difference]: With dead ends: 260 [2023-04-02 04:25:13,237 INFO L226 Difference]: Without dead ends: 158 [2023-04-02 04:25:13,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2023-04-02 04:25:13,245 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 380 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:13,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 95 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:25:13,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-04-02 04:25:13,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 130. [2023-04-02 04:25:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 76 states have (on average 1.2236842105263157) internal successors, (93), 83 states have internal predecessors, (93), 31 states have call successors, (31), 27 states have call predecessors, (31), 22 states have return successors, (26), 24 states have call predecessors, (26), 26 states have call successors, (26) [2023-04-02 04:25:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 150 transitions. [2023-04-02 04:25:13,304 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 150 transitions. Word has length 64 [2023-04-02 04:25:13,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:13,304 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 150 transitions. [2023-04-02 04:25:13,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 6 states have internal predecessors, (36), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-04-02 04:25:13,305 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 150 transitions. [2023-04-02 04:25:13,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-04-02 04:25:13,307 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:13,307 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:25:13,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:25:13,307 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:13,307 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:13,308 INFO L85 PathProgramCache]: Analyzing trace with hash -297113537, now seen corresponding path program 1 times [2023-04-02 04:25:13,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:13,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811180039] [2023-04-02 04:25:13,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 04:25:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:25:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 04:25:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-04-02 04:25:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:13,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:13,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811180039] [2023-04-02 04:25:13,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811180039] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:13,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:13,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 04:25:13,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457958982] [2023-04-02 04:25:13,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:13,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 04:25:13,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:13,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 04:25:13,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-02 04:25:13,452 INFO L87 Difference]: Start difference. First operand 130 states and 150 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2023-04-02 04:25:13,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:13,806 INFO L93 Difference]: Finished difference Result 247 states and 304 transitions. [2023-04-02 04:25:13,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 04:25:13,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 68 [2023-04-02 04:25:13,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:13,811 INFO L225 Difference]: With dead ends: 247 [2023-04-02 04:25:13,811 INFO L226 Difference]: Without dead ends: 163 [2023-04-02 04:25:13,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2023-04-02 04:25:13,819 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 240 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:13,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 53 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:25:13,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-04-02 04:25:13,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 121. [2023-04-02 04:25:13,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 77 states have internal predecessors, (86), 28 states have call successors, (28), 26 states have call predecessors, (28), 22 states have return successors, (24), 22 states have call predecessors, (24), 24 states have call successors, (24) [2023-04-02 04:25:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 138 transitions. [2023-04-02 04:25:13,860 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 138 transitions. Word has length 68 [2023-04-02 04:25:13,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:13,862 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 138 transitions. [2023-04-02 04:25:13,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2023-04-02 04:25:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 138 transitions. [2023-04-02 04:25:13,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-04-02 04:25:13,870 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:13,870 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:25:13,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:25:13,871 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:13,871 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:13,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1016792786, now seen corresponding path program 1 times [2023-04-02 04:25:13,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:13,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897528747] [2023-04-02 04:25:13,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:25:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:25:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-04-02 04:25:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-04-02 04:25:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:14,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:14,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897528747] [2023-04-02 04:25:14,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897528747] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:14,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:14,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 04:25:14,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294279168] [2023-04-02 04:25:14,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:14,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 04:25:14,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:14,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 04:25:14,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:25:14,134 INFO L87 Difference]: Start difference. First operand 121 states and 138 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 5 states have call successors, (18), 6 states have call predecessors, (18), 3 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) [2023-04-02 04:25:14,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:14,704 INFO L93 Difference]: Finished difference Result 331 states and 410 transitions. [2023-04-02 04:25:14,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:25:14,705 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 5 states have call successors, (18), 6 states have call predecessors, (18), 3 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) Word has length 72 [2023-04-02 04:25:14,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:14,707 INFO L225 Difference]: With dead ends: 331 [2023-04-02 04:25:14,707 INFO L226 Difference]: Without dead ends: 238 [2023-04-02 04:25:14,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-04-02 04:25:14,708 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 335 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:14,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 92 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:14,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2023-04-02 04:25:14,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 195. [2023-04-02 04:25:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 117 states have (on average 1.2307692307692308) internal successors, (144), 124 states have internal predecessors, (144), 40 states have call successors, (40), 38 states have call predecessors, (40), 37 states have return successors, (41), 37 states have call predecessors, (41), 36 states have call successors, (41) [2023-04-02 04:25:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 225 transitions. [2023-04-02 04:25:14,744 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 225 transitions. Word has length 72 [2023-04-02 04:25:14,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:14,745 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 225 transitions. [2023-04-02 04:25:14,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 5 states have call successors, (18), 6 states have call predecessors, (18), 3 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) [2023-04-02 04:25:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 225 transitions. [2023-04-02 04:25:14,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-04-02 04:25:14,746 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:14,746 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:25:14,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:25:14,747 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:14,747 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:14,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1795902139, now seen corresponding path program 1 times [2023-04-02 04:25:14,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:14,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983470792] [2023-04-02 04:25:14,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:14,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:25:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:25:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-04-02 04:25:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 04:25:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-02 04:25:14,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:14,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983470792] [2023-04-02 04:25:14,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983470792] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:14,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:14,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:25:14,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487411028] [2023-04-02 04:25:14,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:14,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:25:14,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:14,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:25:14,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:25:14,986 INFO L87 Difference]: Start difference. First operand 195 states and 225 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-02 04:25:15,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:15,650 INFO L93 Difference]: Finished difference Result 404 states and 493 transitions. [2023-04-02 04:25:15,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 04:25:15,650 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 86 [2023-04-02 04:25:15,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:15,653 INFO L225 Difference]: With dead ends: 404 [2023-04-02 04:25:15,653 INFO L226 Difference]: Without dead ends: 237 [2023-04-02 04:25:15,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2023-04-02 04:25:15,655 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 225 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:15,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 106 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:25:15,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2023-04-02 04:25:15,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 194. [2023-04-02 04:25:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 116 states have (on average 1.2155172413793103) internal successors, (141), 123 states have internal predecessors, (141), 40 states have call successors, (40), 38 states have call predecessors, (40), 37 states have return successors, (41), 37 states have call predecessors, (41), 36 states have call successors, (41) [2023-04-02 04:25:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 222 transitions. [2023-04-02 04:25:15,690 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 222 transitions. Word has length 86 [2023-04-02 04:25:15,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:15,691 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 222 transitions. [2023-04-02 04:25:15,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 4 states have call successors, (20), 6 states have call predecessors, (20), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-02 04:25:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 222 transitions. [2023-04-02 04:25:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-04-02 04:25:15,695 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:15,695 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:15,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:25:15,695 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:15,696 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:15,696 INFO L85 PathProgramCache]: Analyzing trace with hash -2128246486, now seen corresponding path program 1 times [2023-04-02 04:25:15,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:15,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928199446] [2023-04-02 04:25:15,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:15,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:25:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:25:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:15,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-04-02 04:25:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 04:25:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:15,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:15,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928199446] [2023-04-02 04:25:15,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928199446] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:15,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:15,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:25:15,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137443042] [2023-04-02 04:25:15,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:15,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:25:15,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:15,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:25:15,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:25:15,940 INFO L87 Difference]: Start difference. First operand 194 states and 222 transitions. Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (23), 5 states have call predecessors, (23), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-02 04:25:16,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:16,515 INFO L93 Difference]: Finished difference Result 404 states and 497 transitions. [2023-04-02 04:25:16,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 04:25:16,515 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (23), 5 states have call predecessors, (23), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 102 [2023-04-02 04:25:16,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:16,517 INFO L225 Difference]: With dead ends: 404 [2023-04-02 04:25:16,517 INFO L226 Difference]: Without dead ends: 238 [2023-04-02 04:25:16,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-04-02 04:25:16,518 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 210 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:16,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 88 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:16,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2023-04-02 04:25:16,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 199. [2023-04-02 04:25:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 120 states have (on average 1.2083333333333333) internal successors, (145), 127 states have internal predecessors, (145), 40 states have call successors, (40), 38 states have call predecessors, (40), 38 states have return successors, (42), 38 states have call predecessors, (42), 36 states have call successors, (42) [2023-04-02 04:25:16,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 227 transitions. [2023-04-02 04:25:16,540 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 227 transitions. Word has length 102 [2023-04-02 04:25:16,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:16,540 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 227 transitions. [2023-04-02 04:25:16,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (23), 5 states have call predecessors, (23), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-02 04:25:16,540 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 227 transitions. [2023-04-02 04:25:16,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-04-02 04:25:16,541 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:16,541 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:16,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 04:25:16,542 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:16,542 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:16,542 INFO L85 PathProgramCache]: Analyzing trace with hash 117332968, now seen corresponding path program 1 times [2023-04-02 04:25:16,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:16,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359160312] [2023-04-02 04:25:16,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:16,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:25:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:25:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-04-02 04:25:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 04:25:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:16,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:16,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359160312] [2023-04-02 04:25:16,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359160312] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:16,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:16,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-04-02 04:25:16,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867146375] [2023-04-02 04:25:16,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:16,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-02 04:25:16,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:16,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-02 04:25:16,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-04-02 04:25:16,770 INFO L87 Difference]: Start difference. First operand 199 states and 227 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 6 states have internal predecessors, (60), 3 states have call successors, (23), 5 states have call predecessors, (23), 4 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-02 04:25:17,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:17,395 INFO L93 Difference]: Finished difference Result 414 states and 508 transitions. [2023-04-02 04:25:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 04:25:17,396 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 6 states have internal predecessors, (60), 3 states have call successors, (23), 5 states have call predecessors, (23), 4 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 102 [2023-04-02 04:25:17,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:17,397 INFO L225 Difference]: With dead ends: 414 [2023-04-02 04:25:17,397 INFO L226 Difference]: Without dead ends: 243 [2023-04-02 04:25:17,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2023-04-02 04:25:17,399 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 138 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 990 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:17,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 112 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 990 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:17,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-04-02 04:25:17,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 203. [2023-04-02 04:25:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 123 states have (on average 1.2032520325203253) internal successors, (148), 130 states have internal predecessors, (148), 40 states have call successors, (40), 38 states have call predecessors, (40), 39 states have return successors, (43), 39 states have call predecessors, (43), 36 states have call successors, (43) [2023-04-02 04:25:17,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 231 transitions. [2023-04-02 04:25:17,425 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 231 transitions. Word has length 102 [2023-04-02 04:25:17,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:17,425 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 231 transitions. [2023-04-02 04:25:17,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 6 states have internal predecessors, (60), 3 states have call successors, (23), 5 states have call predecessors, (23), 4 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-02 04:25:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 231 transitions. [2023-04-02 04:25:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-04-02 04:25:17,426 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:17,427 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:17,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 04:25:17,427 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:17,427 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:17,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1086913991, now seen corresponding path program 1 times [2023-04-02 04:25:17,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:17,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355760585] [2023-04-02 04:25:17,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:17,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:25:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:25:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-04-02 04:25:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 04:25:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:17,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:17,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355760585] [2023-04-02 04:25:17,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355760585] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:17,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:17,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 04:25:17,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939799961] [2023-04-02 04:25:17,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:17,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 04:25:17,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:17,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 04:25:17,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:25:17,621 INFO L87 Difference]: Start difference. First operand 203 states and 231 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 4 states have internal predecessors, (60), 5 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2023-04-02 04:25:18,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:18,259 INFO L93 Difference]: Finished difference Result 573 states and 717 transitions. [2023-04-02 04:25:18,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-04-02 04:25:18,260 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 4 states have internal predecessors, (60), 5 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) Word has length 102 [2023-04-02 04:25:18,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:18,262 INFO L225 Difference]: With dead ends: 573 [2023-04-02 04:25:18,262 INFO L226 Difference]: Without dead ends: 398 [2023-04-02 04:25:18,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2023-04-02 04:25:18,263 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 497 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:18,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [509 Valid, 101 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:25:18,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2023-04-02 04:25:18,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 360. [2023-04-02 04:25:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 224 states have (on average 1.1919642857142858) internal successors, (267), 237 states have internal predecessors, (267), 70 states have call successors, (70), 66 states have call predecessors, (70), 65 states have return successors, (85), 66 states have call predecessors, (85), 66 states have call successors, (85) [2023-04-02 04:25:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 422 transitions. [2023-04-02 04:25:18,323 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 422 transitions. Word has length 102 [2023-04-02 04:25:18,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:18,324 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 422 transitions. [2023-04-02 04:25:18,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 4 states have internal predecessors, (60), 5 states have call successors, (23), 6 states have call predecessors, (23), 3 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2023-04-02 04:25:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 422 transitions. [2023-04-02 04:25:18,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-04-02 04:25:18,326 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:18,326 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:25:18,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 04:25:18,326 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:18,326 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:18,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1909861727, now seen corresponding path program 1 times [2023-04-02 04:25:18,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:18,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948846003] [2023-04-02 04:25:18,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:18,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:25:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:25:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 04:25:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 04:25:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-04-02 04:25:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:25:18,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:18,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948846003] [2023-04-02 04:25:18,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948846003] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:18,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:18,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 04:25:18,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997480274] [2023-04-02 04:25:18,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:18,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 04:25:18,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:18,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 04:25:18,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-04-02 04:25:18,685 INFO L87 Difference]: Start difference. First operand 360 states and 422 transitions. Second operand has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 8 states have internal predecessors, (62), 6 states have call successors, (24), 8 states have call predecessors, (24), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2023-04-02 04:25:20,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:20,312 INFO L93 Difference]: Finished difference Result 1015 states and 1275 transitions. [2023-04-02 04:25:20,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-04-02 04:25:20,312 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 8 states have internal predecessors, (62), 6 states have call successors, (24), 8 states have call predecessors, (24), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 106 [2023-04-02 04:25:20,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:20,318 INFO L225 Difference]: With dead ends: 1015 [2023-04-02 04:25:20,318 INFO L226 Difference]: Without dead ends: 748 [2023-04-02 04:25:20,320 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 509 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=1511, Unknown=0, NotChecked=0, Total=1892 [2023-04-02 04:25:20,323 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 783 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 427 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 427 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:20,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [795 Valid, 269 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [427 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-02 04:25:20,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2023-04-02 04:25:20,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 614. [2023-04-02 04:25:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 614 states, 385 states have (on average 1.187012987012987) internal successors, (457), 406 states have internal predecessors, (457), 116 states have call successors, (116), 109 states have call predecessors, (116), 112 states have return successors, (139), 114 states have call predecessors, (139), 112 states have call successors, (139) [2023-04-02 04:25:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 712 transitions. [2023-04-02 04:25:20,393 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 712 transitions. Word has length 106 [2023-04-02 04:25:20,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:20,394 INFO L495 AbstractCegarLoop]: Abstraction has 614 states and 712 transitions. [2023-04-02 04:25:20,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 8 states have internal predecessors, (62), 6 states have call successors, (24), 8 states have call predecessors, (24), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2023-04-02 04:25:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 712 transitions. [2023-04-02 04:25:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-04-02 04:25:20,397 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:20,398 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:25:20,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 04:25:20,398 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:20,398 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:20,398 INFO L85 PathProgramCache]: Analyzing trace with hash 592374743, now seen corresponding path program 1 times [2023-04-02 04:25:20,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:20,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537362239] [2023-04-02 04:25:20,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:20,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:25:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-04-02 04:25:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:20,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 04:25:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 04:25:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-04-02 04:25:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-02 04:25:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 04:25:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-04-02 04:25:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-02 04:25:20,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:20,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537362239] [2023-04-02 04:25:20,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537362239] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 04:25:20,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490427938] [2023-04-02 04:25:20,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:20,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 04:25:20,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:25:20,764 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 04:25:20,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 04:25:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:20,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-02 04:25:20,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 04:25:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:25:21,192 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-02 04:25:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-02 04:25:21,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [490427938] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-02 04:25:21,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-02 04:25:21,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7, 7] total 23 [2023-04-02 04:25:21,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401547312] [2023-04-02 04:25:21,583 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-02 04:25:21,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-04-02 04:25:21,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:21,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-04-02 04:25:21,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2023-04-02 04:25:21,586 INFO L87 Difference]: Start difference. First operand 614 states and 712 transitions. Second operand has 23 states, 22 states have (on average 6.2272727272727275) internal successors, (137), 14 states have internal predecessors, (137), 8 states have call successors, (56), 11 states have call predecessors, (56), 10 states have return successors, (45), 9 states have call predecessors, (45), 7 states have call successors, (45) [2023-04-02 04:25:23,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:23,819 INFO L93 Difference]: Finished difference Result 955 states and 1130 transitions. [2023-04-02 04:25:23,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-04-02 04:25:23,820 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.2272727272727275) internal successors, (137), 14 states have internal predecessors, (137), 8 states have call successors, (56), 11 states have call predecessors, (56), 10 states have return successors, (45), 9 states have call predecessors, (45), 7 states have call successors, (45) Word has length 149 [2023-04-02 04:25:23,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:23,821 INFO L225 Difference]: With dead ends: 955 [2023-04-02 04:25:23,821 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:25:23,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 348 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=549, Invalid=2313, Unknown=0, NotChecked=0, Total=2862 [2023-04-02 04:25:23,825 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 711 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 2659 mSolverCounterSat, 405 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 716 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 3064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 405 IncrementalHoareTripleChecker+Valid, 2659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:23,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [716 Valid, 750 Invalid, 3064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [405 Valid, 2659 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-02 04:25:23,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:25:23,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:25:23,827 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 04:25:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:25:23,827 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2023-04-02 04:25:23,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:23,827 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:25:23,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.2272727272727275) internal successors, (137), 14 states have internal predecessors, (137), 8 states have call successors, (56), 11 states have call predecessors, (56), 10 states have return successors, (45), 9 states have call predecessors, (45), 7 states have call successors, (45) [2023-04-02 04:25:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:25:23,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:25:23,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:25:23,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-02 04:25:24,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-04-02 04:25:24,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:26:09,571 WARN L223 SmtUtils]: Spent 45.43s on a formula simplification. DAG size of input: 107 DAG size of output: 181 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:26:15,108 WARN L223 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 94 DAG size of output: 115 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:26:21,470 WARN L223 SmtUtils]: Spent 6.27s on a formula simplification. DAG size of input: 95 DAG size of output: 145 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:27:36,716 WARN L223 SmtUtils]: Spent 1.25m on a formula simplification. DAG size of input: 110 DAG size of output: 186 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 632) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point L628-1(lines 628 632) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 597 652) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point L623(line 623) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point L622-2(lines 622 643) no Hoare annotation was computed. [2023-04-02 04:27:39,259 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 597 652) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 597 652) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L644(lines 621 645) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L705(lines 678 706) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L698(line 698) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L698-1(line 698) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 653 712) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 689) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L685-1(lines 685 689) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 653 712) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 653 712) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L680(line 680) no Hoare annotation was computed. [2023-04-02 04:27:39,260 INFO L899 garLoopResultBuilder]: For program point L679-2(lines 679 704) no Hoare annotation was computed. [2023-04-02 04:27:39,261 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 936 944) no Hoare annotation was computed. [2023-04-02 04:27:39,261 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 936 944) no Hoare annotation was computed. [2023-04-02 04:27:39,261 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 936 944) the Hoare annotation is: true [2023-04-02 04:27:39,261 INFO L899 garLoopResultBuilder]: For program point L289(line 289) no Hoare annotation was computed. [2023-04-02 04:27:39,261 INFO L895 garLoopResultBuilder]: At program point L288(line 288) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,261 INFO L895 garLoopResultBuilder]: At program point L287(line 287) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,262 INFO L895 garLoopResultBuilder]: At program point L287-1(line 287) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,262 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 281 303) no Hoare annotation was computed. [2023-04-02 04:27:39,262 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 281 303) no Hoare annotation was computed. [2023-04-02 04:27:39,262 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 281 303) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,262 INFO L895 garLoopResultBuilder]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~1 1) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,262 INFO L895 garLoopResultBuilder]: At program point L293-1(line 293) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~1 1) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,262 INFO L899 garLoopResultBuilder]: For program point L291(lines 291 298) no Hoare annotation was computed. [2023-04-02 04:27:39,262 INFO L899 garLoopResultBuilder]: For program point L291-1(lines 291 298) no Hoare annotation was computed. [2023-04-02 04:27:39,262 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 235 258) no Hoare annotation was computed. [2023-04-02 04:27:39,262 INFO L899 garLoopResultBuilder]: For program point L253(line 253) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L252(line 252) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 235 258) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L251(line 251) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L250(line 250) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L249(line 249) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L247(line 247) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L246(line 246) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L244(line 244) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L242(line 242) no Hoare annotation was computed. [2023-04-02 04:27:39,263 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 235 258) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 922 928) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 922 928) the Hoare annotation is: true [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 864 909) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 891) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 898) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point L878-1(lines 878 898) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 864 909) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 864 909) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point L191(lines 191 197) no Hoare annotation was computed. [2023-04-02 04:27:39,264 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 187 200) the Hoare annotation is: true [2023-04-02 04:27:39,264 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 187 200) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryFINAL(lines 187 200) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L899 garLoopResultBuilder]: For program point L353(lines 353 361) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L895 garLoopResultBuilder]: At program point L351(line 351) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 1)) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse2 (< ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|) (< |old(~pumpRunning~0)| 1)))) [2023-04-02 04:27:39,265 INFO L899 garLoopResultBuilder]: For program point L351-1(line 351) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L899 garLoopResultBuilder]: For program point L349(lines 349 366) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 345 369) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L895 garLoopResultBuilder]: At program point L364(line 364) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (< ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|) (< |old(~pumpRunning~0)| 1)) (or (< 2 ~waterLevel~0) .cse0 .cse1 (<= ~waterLevel~0 1)))) [2023-04-02 04:27:39,265 INFO L899 garLoopResultBuilder]: For program point L364-1(lines 345 369) no Hoare annotation was computed. [2023-04-02 04:27:39,265 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 345 369) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 1)) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (< ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|) (< |old(~pumpRunning~0)| 1)))) [2023-04-02 04:27:39,266 INFO L895 garLoopResultBuilder]: At program point L359(line 359) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (= 0 processEnvironment_~tmp~2) (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) .cse0 .cse1 (<= ~waterLevel~0 1) .cse2) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 (< ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|) (< |old(~pumpRunning~0)| 1)))) [2023-04-02 04:27:39,266 INFO L895 garLoopResultBuilder]: At program point L355(line 355) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0) .cse1 (<= ~waterLevel~0 1)) (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse1 (< ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|) (< |old(~pumpRunning~0)| 1)))) [2023-04-02 04:27:39,266 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 337 343) no Hoare annotation was computed. [2023-04-02 04:27:39,266 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 337 343) the Hoare annotation is: true [2023-04-02 04:27:39,266 INFO L895 garLoopResultBuilder]: At program point L512(line 512) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not .cse0) (and .cse1 .cse2 .cse3 .cse0 .cse4) (and .cse1 .cse2 .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 .cse3 .cse0 .cse4) (and .cse5 .cse2 .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:27:39,266 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 516) no Hoare annotation was computed. [2023-04-02 04:27:39,266 INFO L899 garLoopResultBuilder]: For program point L510-1(lines 510 516) no Hoare annotation was computed. [2023-04-02 04:27:39,266 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 480 543) no Hoare annotation was computed. [2023-04-02 04:27:39,266 INFO L895 garLoopResultBuilder]: At program point L502(line 502) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not .cse0) (and .cse1 .cse2 .cse3 .cse0 .cse4) (and .cse1 .cse2 .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 .cse3 .cse0 .cse4) (and .cse5 .cse2 .cse0 (= ~waterLevel~0 1)))) [2023-04-02 04:27:39,267 INFO L895 garLoopResultBuilder]: At program point L533(lines 490 535) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not .cse0) (and .cse1 .cse2 .cse3 .cse0 .cse4) (and .cse1 .cse2 .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 .cse3 .cse0 .cse4) (and .cse5 .cse2 .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:27:39,267 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 506) no Hoare annotation was computed. [2023-04-02 04:27:39,267 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 500 506) no Hoare annotation was computed. [2023-04-02 04:27:39,267 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2023-04-02 04:27:39,267 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 480 543) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,267 INFO L895 garLoopResultBuilder]: At program point L536(lines 489 537) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0))) [2023-04-02 04:27:39,267 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 530) no Hoare annotation was computed. [2023-04-02 04:27:39,267 INFO L895 garLoopResultBuilder]: At program point L526-2(lines 520 531) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not .cse0) (and .cse1 .cse2 .cse3 .cse0 .cse4) (and .cse1 .cse2 .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 .cse3 .cse0 .cse4) (and .cse5 .cse2 .cse0 (= ~waterLevel~0 1)))) [2023-04-02 04:27:39,267 INFO L899 garLoopResultBuilder]: For program point L491(lines 490 535) no Hoare annotation was computed. [2023-04-02 04:27:39,267 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 531) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 480 543) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point L163-2(lines 163 171) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 155 177) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 155 177) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 155 177) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 171) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L895 garLoopResultBuilder]: At program point L384(line 384) the Hoare annotation is: (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (< ~waterLevel~0 2)) [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point L384-1(line 384) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 379 395) no Hoare annotation was computed. [2023-04-02 04:27:39,268 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 379 395) the Hoare annotation is: (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (< ~waterLevel~0 2)) [2023-04-02 04:27:39,269 INFO L895 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (< ~waterLevel~0 2)) [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point L390-1(lines 379 395) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point L386(lines 386 392) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 178 186) the Hoare annotation is: true [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 178 186) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 178 186) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 460 478) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 460 478) the Hoare annotation is: true [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelFINAL(lines 460 478) no Hoare annotation was computed. [2023-04-02 04:27:39,269 INFO L902 garLoopResultBuilder]: At program point L467(line 467) the Hoare annotation is: true [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point L469-2(lines 469 473) no Hoare annotation was computed. [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point L467-1(line 467) no Hoare annotation was computed. [2023-04-02 04:27:39,270 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 146 154) the Hoare annotation is: true [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 146 154) no Hoare annotation was computed. [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 146 154) no Hoare annotation was computed. [2023-04-02 04:27:39,270 INFO L895 garLoopResultBuilder]: At program point L319(line 319) the Hoare annotation is: (let ((.cse3 (<= |old(~waterLevel~0)| 1)) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (< |old(~pumpRunning~0)| 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse3 .cse4) (or .cse5 (not (= |old(~waterLevel~0)| 1)) .cse0) (or .cse0 .cse1 (< |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|) .cse2))) [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point L317(lines 313 335) no Hoare annotation was computed. [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point L315(lines 313 335) no Hoare annotation was computed. [2023-04-02 04:27:39,270 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 310 336) no Hoare annotation was computed. [2023-04-02 04:27:39,271 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 310 336) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse4 (< |old(~pumpRunning~0)| 1)) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse6 (<= |old(~waterLevel~0)| 1)) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or (and .cse0 .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse3 (< |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|) .cse4 .cse5) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse2 .cse3 (and .cse0 .cse1 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse6 .cse7)))) [2023-04-02 04:27:39,271 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 310 336) no Hoare annotation was computed. [2023-04-02 04:27:39,271 INFO L895 garLoopResultBuilder]: At program point L326(line 326) the Hoare annotation is: (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse7 (<= |old(~waterLevel~0)| 1)) (.cse8 (< 2 |old(~waterLevel~0)|)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (= ~waterLevel~0 1))) (and (or .cse0 (and .cse1 .cse2) (< |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|) .cse3) (or .cse4 (not (= |old(~waterLevel~0)| 1)) .cse0 (and .cse5 .cse6)) (or .cse4 .cse0 (and .cse5 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse7 .cse8) (or .cse0 .cse3 .cse7 .cse8 (and .cse1 .cse2 .cse6)))) [2023-04-02 04:27:39,271 INFO L895 garLoopResultBuilder]: At program point L324(lines 324 330) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (= 1 ~systemActive~0))) (.cse8 (< |old(~pumpRunning~0)| 1)) (.cse4 (<= |old(~waterLevel~0)| 1)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (= ~waterLevel~0 1))) (and (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse0 (and .cse1 .cse2) .cse3 (and (<= 1 ~pumpRunning~0) .cse2) .cse4 .cse5)) (or .cse3 (and .cse6 .cse7) (< |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|) .cse8) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3 (and .cse1 .cse9)) (or .cse3 .cse8 .cse4 .cse5 (and .cse6 .cse7 .cse9)))) [2023-04-02 04:27:39,271 INFO L899 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2023-04-02 04:27:39,271 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 204 233) no Hoare annotation was computed. [2023-04-02 04:27:39,271 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 222) no Hoare annotation was computed. [2023-04-02 04:27:39,271 INFO L902 garLoopResultBuilder]: At program point L218-1(lines 218 222) the Hoare annotation is: true [2023-04-02 04:27:39,271 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-04-02 04:27:39,272 INFO L902 garLoopResultBuilder]: At program point L214-2(lines 214 228) the Hoare annotation is: true [2023-04-02 04:27:39,272 INFO L902 garLoopResultBuilder]: At program point L210(line 210) the Hoare annotation is: true [2023-04-02 04:27:39,272 INFO L899 garLoopResultBuilder]: For program point L210-1(line 210) no Hoare annotation was computed. [2023-04-02 04:27:39,272 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 204 233) the Hoare annotation is: true [2023-04-02 04:27:39,272 INFO L902 garLoopResultBuilder]: At program point L229(lines 204 233) the Hoare annotation is: true [2023-04-02 04:27:39,272 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2023-04-02 04:27:39,272 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 110 121) no Hoare annotation was computed. [2023-04-02 04:27:39,272 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 110 121) the Hoare annotation is: (or (< ~pumpRunning~0 1) (not (= 1 ~systemActive~0)) (< ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:27:39,272 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 122 133) no Hoare annotation was computed. [2023-04-02 04:27:39,272 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 122 133) no Hoare annotation was computed. [2023-04-02 04:27:39,272 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 122 133) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse4 (<= |old(~waterLevel~0)| 1)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse2 (< ~pumpRunning~0 1)) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 (= ~waterLevel~0 1)) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse2 .cse1 (< ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse3))) [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 946 953) no Hoare annotation was computed. [2023-04-02 04:27:39,273 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 946 953) the Hoare annotation is: true [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 946 953) no Hoare annotation was computed. [2023-04-02 04:27:39,273 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 929 935) the Hoare annotation is: true [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 929 935) no Hoare annotation was computed. [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 54 61) no Hoare annotation was computed. [2023-04-02 04:27:39,273 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 54 61) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1FINAL(lines 54 61) no Hoare annotation was computed. [2023-04-02 04:27:39,273 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 62 71) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 62 71) the Hoare annotation is: (let ((.cse0 (< 2 ~waterLevel~0)) (.cse1 (< ~pumpRunning~0 1)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (< ~waterLevel~0 2)) (or .cse0 .cse4 .cse2 .cse3 (<= ~waterLevel~0 1)) (or .cse1 .cse2 .cse3 (< |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (or (not (= ~waterLevel~0 1)) .cse4 .cse2 .cse3))) [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2FINAL(lines 62 71) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L895 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 0))) (.cse2 (< 2 ~waterLevel~0)) (.cse0 (< ~pumpRunning~0 1)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (< ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 .cse3 .cse1 .cse4) (or (not (= ~waterLevel~0 1)) .cse3 .cse1) (or .cse2 .cse0 .cse1 .cse4))) [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (let ((.cse0 (< 2 ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 .cse2) (or .cse0 (< ~pumpRunning~0 1) .cse1 .cse2))) [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 72 100) no Hoare annotation was computed. [2023-04-02 04:27:39,274 INFO L902 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: true [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point L78-1(line 78) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 72 100) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 72 100) the Hoare annotation is: true [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 415 423) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 415 423) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 415 423) the Hoare annotation is: true [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 451) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point L443-2(lines 443 451) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point L431(lines 431 439) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 424 459) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point L431-2(lines 431 439) no Hoare annotation was computed. [2023-04-02 04:27:39,275 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 424 459) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point L454(line 454) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point L454-1(line 454) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 424 459) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 551 596) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 551 596) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 551 596) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L895 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 267 277) no Hoare annotation was computed. [2023-04-02 04:27:39,276 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 267 277) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~waterLevel~0 1))) [2023-04-02 04:27:39,276 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 267 277) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 404 414) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 404 414) the Hoare annotation is: true [2023-04-02 04:27:39,277 INFO L902 garLoopResultBuilder]: At program point L409(line 409) the Hoare annotation is: true [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point L409-1(line 409) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 404 414) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 396 403) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 396 403) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 396 403) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 852) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point L832-1(lines 832 852) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 818 863) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 818 863) no Hoare annotation was computed. [2023-04-02 04:27:39,277 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 818 863) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 845) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 370 377) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 370 377) the Hoare annotation is: (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (< ~waterLevel~0 2)) [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 370 377) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point L766(lines 766 770) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point L764-2(lines 764 784) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point L785(lines 763 786) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 715 817) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 760) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 715 817) no Hoare annotation was computed. [2023-04-02 04:27:39,278 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 811) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L765(lines 764 784) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L796-1(line 796) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L761(lines 761 802) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 715 817) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L780(line 780) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L780-1(line 780) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L739(lines 739 743) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 814) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 912 921) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 912 921) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 912 921) no Hoare annotation was computed. [2023-04-02 04:27:39,279 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,280 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)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 134 145) the Hoare annotation is: (let ((.cse3 (< ~pumpRunning~0 1)) (.cse4 (< 2 ~waterLevel~0)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse3 .cse1 (< ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse2) (or .cse4 .cse3 .cse1 .cse2 (< ~waterLevel~0 2)) (or .cse4 .cse0 .cse1 (<= ~waterLevel~0 1) .cse2))) [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 134 145) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 134 145) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 259 265) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 259 265) the Hoare annotation is: true [2023-04-02 04:27:39,280 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,280 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-04-02 04:27:39,281 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:27:39,281 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:27:39,284 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:27:39,285 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:27:39,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:27:39 BoogieIcfgContainer [2023-04-02 04:27:39,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:27:39,298 INFO L158 Benchmark]: Toolchain (without parser) took 149627.73ms. Allocated memory was 277.9MB in the beginning and 694.2MB in the end (delta: 416.3MB). Free memory was 231.6MB in the beginning and 320.9MB in the end (delta: -89.3MB). Peak memory consumption was 413.5MB. Max. memory is 8.0GB. [2023-04-02 04:27:39,298 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 190.8MB. Free memory is still 143.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:27:39,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.91ms. Allocated memory is still 277.9MB. Free memory was 231.1MB in the beginning and 212.7MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-02 04:27:39,298 INFO L158 Benchmark]: Boogie Preprocessor took 80.52ms. Allocated memory is still 277.9MB. Free memory was 212.7MB in the beginning and 209.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:27:39,299 INFO L158 Benchmark]: RCFGBuilder took 855.80ms. Allocated memory is still 277.9MB. Free memory was 209.6MB in the beginning and 170.3MB in the end (delta: 39.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:27:39,299 INFO L158 Benchmark]: TraceAbstraction took 148187.27ms. Allocated memory was 277.9MB in the beginning and 694.2MB in the end (delta: 416.3MB). Free memory was 169.2MB in the beginning and 320.9MB in the end (delta: -151.7MB). Peak memory consumption was 351.7MB. Max. memory is 8.0GB. [2023-04-02 04:27:39,300 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 190.8MB. Free memory is still 143.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 497.91ms. Allocated memory is still 277.9MB. Free memory was 231.1MB in the beginning and 212.7MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 80.52ms. Allocated memory is still 277.9MB. Free memory was 212.7MB in the beginning and 209.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 855.80ms. Allocated memory is still 277.9MB. Free memory was 209.6MB in the beginning and 170.3MB in the end (delta: 39.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 148187.27ms. Allocated memory was 277.9MB in the beginning and 694.2MB in the end (delta: 416.3MB). Free memory was 169.2MB in the beginning and 320.9MB in the end (delta: -151.7MB). Peak memory consumption was 351.7MB. 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: 148.1s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 135.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3732 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3617 mSDsluCounter, 1747 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1488 mSDsCounter, 1888 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8533 IncrementalHoareTripleChecker+Invalid, 10421 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1888 mSolverCounterUnsat, 259 mSDtfsCounter, 8533 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 822 GetRequests, 631 SyntacticMatches, 6 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1287 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=614occurred in iteration=9, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 435 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 844 PreInvPairs, 904 NumberOfFragments, 1564 HoareAnnotationTreeSize, 844 FomulaSimplifications, 6100767 FormulaSimplificationTreeSizeReduction, 132.7s HoareSimplificationTime, 58 FomulaSimplificationsInter, 13543 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1059 NumberOfCodeBlocks, 1059 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1196 ConstructedInterpolants, 0 QuantifiedInterpolants, 2450 SizeOfPredicates, 3 NumberOfNonLiveVariables, 525 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 117/141 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: 490]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || (((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && pumpRunning <= switchedOnBeforeTS)) || ((((pumpRunning == 0 && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || (((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive) RESULT: Ultimate proved your program to be correct! [2023-04-02 04:27:39,320 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...