/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_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:25:08,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:25:08,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:25:08,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:25:08,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:25:08,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:25:08,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:25:08,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:25:08,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:25:08,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:25:08,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:25:08,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:25:08,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:25:08,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:25:08,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:25:08,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:25:08,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:25:08,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:25:08,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:25:08,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:25:08,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:25:08,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:25:08,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:25:08,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:25:08,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:25:08,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:25:08,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:25:08,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:25:08,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:25:08,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:25:08,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:25:08,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:25:08,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:25:08,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:25:08,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:25:08,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:25:08,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:25:08,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:25:08,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:25:08,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:25:08,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:25:08,597 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 04:25:08,618 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:25:08,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:25:08,618 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:25:08,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:25:08,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:25:08,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:25:08,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:25:08,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:25:08,620 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:25:08,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:25:08,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:25:08,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:25:08,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:25:08,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:25:08,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:25:08,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:25:08,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:25:08,623 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:25:08,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:25:08,623 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:25:08,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:25:08,624 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:25:08,624 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:25:08,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:25:08,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:25:08,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:25:08,832 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:25:08,832 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:25:08,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c [2023-04-02 04:25:09,889 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:25:10,166 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:25:10,166 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c [2023-04-02 04:25:10,195 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d5fb048/7462bc0c9637479db2717ce0ad9f4fe6/FLAG610ae7fad [2023-04-02 04:25:10,470 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d5fb048/7462bc0c9637479db2717ce0ad9f4fe6 [2023-04-02 04:25:10,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:25:10,476 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:25:10,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:25:10,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:25:10,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:25:10,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f4bcd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10, skipping insertion in model container [2023-04-02 04:25:10,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:25:10" (1/1) ... [2023-04-02 04:25:10,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:25:10,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:25:10,657 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_product42.cil.c[3693,3706] [2023-04-02 04:25:10,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:25:10,710 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:25:10,721 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_product42.cil.c[3693,3706] [2023-04-02 04:25:10,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:25:10,761 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:25:10,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:25:10 WrapperNode [2023-04-02 04:25:10,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:25:10,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:25:10,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:25:10,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:25:10,769 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 04:25:10,770 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 04:25:10,796 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 04:25:10,796 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 04:25:10,819 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 04:25:10,823 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 04:25:10,825 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 04:25:10,827 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 04:25:10,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:25:10,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:25:10,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:25:10,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:25:10,832 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 04:25:10,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:25:10,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:25:10,853 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 04:25:10,860 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 04:25:10,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:25:10,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:25:10,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:25:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:25:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:25:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:25:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:25:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:25:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-02 04:25:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-02 04:25:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:25:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:25:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:25:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:25:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:25:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:25:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:25:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:25:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:25:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:25:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:25:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:25:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:25:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:25:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:25:10,996 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:25:10,997 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:25:11,473 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:25:11,479 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:25:11,480 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:25:11,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:25:11 BoogieIcfgContainer [2023-04-02 04:25:11,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:25:11,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:25:11,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:25:11,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:25:11,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:25:10" (1/3) ... [2023-04-02 04:25:11,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64efb2ef 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 04:25:11,487 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 04:25:11,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64efb2ef 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 04:25:11,488 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 04:25:11,489 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product42.cil.c [2023-04-02 04:25:11,501 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:25:11,501 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:25:11,577 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:25:11,582 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;@62afbc33, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:25:11,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:25:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 177 states, 97 states have (on average 1.288659793814433) internal successors, (125), 109 states have internal predecessors, (125), 47 states have call successors, (47), 30 states have call predecessors, (47), 30 states have return successors, (47), 45 states have call predecessors, (47), 47 states have call successors, (47) [2023-04-02 04:25:11,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-02 04:25:11,592 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:11,593 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 04:25:11,594 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:11,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:11,597 INFO L85 PathProgramCache]: Analyzing trace with hash -2029644773, now seen corresponding path program 1 times [2023-04-02 04:25:11,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:11,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997851448] [2023-04-02 04:25:11,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:11,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:25:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:25:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:25:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:11,923 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 04:25:11,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:11,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997851448] [2023-04-02 04:25:11,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997851448] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:11,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:11,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:25:11,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805274023] [2023-04-02 04:25:11,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:11,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:25:11,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:11,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:25:11,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:25:11,966 INFO L87 Difference]: Start difference. First operand has 177 states, 97 states have (on average 1.288659793814433) internal successors, (125), 109 states have internal predecessors, (125), 47 states have call successors, (47), 30 states have call predecessors, (47), 30 states have return successors, (47), 45 states have call predecessors, (47), 47 states have call successors, (47) 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 04:25:12,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:12,310 INFO L93 Difference]: Finished difference Result 297 states and 378 transitions. [2023-04-02 04:25:12,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:25:12,312 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 04:25:12,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:12,319 INFO L225 Difference]: With dead ends: 297 [2023-04-02 04:25:12,319 INFO L226 Difference]: Without dead ends: 164 [2023-04-02 04:25:12,322 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 04:25:12,324 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 172 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:12,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 77 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:25:12,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-04-02 04:25:12,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 134. [2023-04-02 04:25:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 78 states have (on average 1.2307692307692308) internal successors, (96), 87 states have internal predecessors, (96), 32 states have call successors, (32), 28 states have call predecessors, (32), 23 states have return successors, (27), 25 states have call predecessors, (27), 27 states have call successors, (27) [2023-04-02 04:25:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 155 transitions. [2023-04-02 04:25:12,370 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 155 transitions. Word has length 59 [2023-04-02 04:25:12,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:12,371 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 155 transitions. [2023-04-02 04:25:12,371 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 04:25:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-04-02 04:25:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-04-02 04:25:12,373 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:12,373 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] [2023-04-02 04:25:12,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:25:12,373 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:12,374 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:12,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1150687305, now seen corresponding path program 1 times [2023-04-02 04:25:12,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:12,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732733986] [2023-04-02 04:25:12,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:12,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 04:25:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-04-02 04:25:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 04:25:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,461 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 04:25:12,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:12,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732733986] [2023-04-02 04:25:12,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732733986] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:12,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:12,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:25:12,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408686805] [2023-04-02 04:25:12,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:12,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:25:12,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:12,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:25:12,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:25:12,464 INFO L87 Difference]: Start difference. First operand 134 states and 155 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 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 04:25:12,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:12,766 INFO L93 Difference]: Finished difference Result 238 states and 286 transitions. [2023-04-02 04:25:12,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:25:12,766 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 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 60 [2023-04-02 04:25:12,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:12,768 INFO L225 Difference]: With dead ends: 238 [2023-04-02 04:25:12,768 INFO L226 Difference]: Without dead ends: 154 [2023-04-02 04:25:12,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:25:12,769 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 127 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:12,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 63 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:25:12,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-04-02 04:25:12,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 125. [2023-04-02 04:25:12,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 72 states have (on average 1.2361111111111112) internal successors, (89), 81 states have internal predecessors, (89), 29 states have call successors, (29), 27 states have call predecessors, (29), 23 states have return successors, (25), 23 states have call predecessors, (25), 25 states have call successors, (25) [2023-04-02 04:25:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 143 transitions. [2023-04-02 04:25:12,791 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 143 transitions. Word has length 60 [2023-04-02 04:25:12,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:12,791 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 143 transitions. [2023-04-02 04:25:12,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 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 04:25:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 143 transitions. [2023-04-02 04:25:12,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-04-02 04:25:12,793 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:12,793 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] [2023-04-02 04:25:12,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:25:12,793 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:12,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:12,793 INFO L85 PathProgramCache]: Analyzing trace with hash -2101635308, now seen corresponding path program 1 times [2023-04-02 04:25:12,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:12,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276026768] [2023-04-02 04:25:12,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:12,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:25:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:25:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 04:25:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:12,991 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 04:25:12,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:12,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276026768] [2023-04-02 04:25:12,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276026768] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:12,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:12,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:25:12,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537250256] [2023-04-02 04:25:12,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:12,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:25:12,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:12,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:25:12,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:25:12,993 INFO L87 Difference]: Start difference. First operand 125 states and 143 transitions. Second operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 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 04:25:13,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:13,458 INFO L93 Difference]: Finished difference Result 251 states and 305 transitions. [2023-04-02 04:25:13,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 04:25:13,458 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 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 65 [2023-04-02 04:25:13,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:13,460 INFO L225 Difference]: With dead ends: 251 [2023-04-02 04:25:13,460 INFO L226 Difference]: Without dead ends: 154 [2023-04-02 04:25:13,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 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 04:25:13,461 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 210 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:13,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 66 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:13,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-04-02 04:25:13,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 125. [2023-04-02 04:25:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 72 states have (on average 1.2222222222222223) internal successors, (88), 80 states have internal predecessors, (88), 29 states have call successors, (29), 27 states have call predecessors, (29), 23 states have return successors, (25), 23 states have call predecessors, (25), 25 states have call successors, (25) [2023-04-02 04:25:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 142 transitions. [2023-04-02 04:25:13,478 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 142 transitions. Word has length 65 [2023-04-02 04:25:13,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:13,478 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 142 transitions. [2023-04-02 04:25:13,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 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 04:25:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 142 transitions. [2023-04-02 04:25:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-04-02 04:25:13,479 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:13,479 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] [2023-04-02 04:25:13,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:25:13,479 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:13,480 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:13,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1646943531, now seen corresponding path program 1 times [2023-04-02 04:25:13,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:13,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789612638] [2023-04-02 04:25:13,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:13,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:25:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-04-02 04:25:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 04:25:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:13,687 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 04:25:13,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:13,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789612638] [2023-04-02 04:25:13,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789612638] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:13,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:13,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 04:25:13,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916767882] [2023-04-02 04:25:13,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:13,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 04:25:13,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:13,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 04:25:13,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:25:13,689 INFO L87 Difference]: Start difference. First operand 125 states and 142 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 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 04:25:14,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:14,183 INFO L93 Difference]: Finished difference Result 346 states and 428 transitions. [2023-04-02 04:25:14,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:25:14,183 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 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 73 [2023-04-02 04:25:14,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:14,185 INFO L225 Difference]: With dead ends: 346 [2023-04-02 04:25:14,185 INFO L226 Difference]: Without dead ends: 249 [2023-04-02 04:25:14,186 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 04:25:14,187 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 421 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:14,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 92 Invalid, 725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:14,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-04-02 04:25:14,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 203. [2023-04-02 04:25:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 121 states have (on average 1.2231404958677685) internal successors, (148), 130 states have internal predecessors, (148), 42 states have call successors, (42), 40 states have call predecessors, (42), 39 states have return successors, (43), 39 states have call predecessors, (43), 38 states have call successors, (43) [2023-04-02 04:25:14,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 233 transitions. [2023-04-02 04:25:14,208 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 233 transitions. Word has length 73 [2023-04-02 04:25:14,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:14,208 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 233 transitions. [2023-04-02 04:25:14,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 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 04:25:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 233 transitions. [2023-04-02 04:25:14,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-04-02 04:25:14,209 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:14,210 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] [2023-04-02 04:25:14,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:25:14,210 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:14,210 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:14,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1815294829, now seen corresponding path program 1 times [2023-04-02 04:25:14,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:14,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099522793] [2023-04-02 04:25:14,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:14,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:25:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 04:25:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 04:25:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:14,342 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 04:25:14,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:14,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099522793] [2023-04-02 04:25:14,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099522793] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:14,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:14,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-04-02 04:25:14,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819201765] [2023-04-02 04:25:14,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:14,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-02 04:25:14,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:14,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-02 04:25:14,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-04-02 04:25:14,344 INFO L87 Difference]: Start difference. First operand 203 states and 233 transitions. Second operand has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (20), 5 states have call predecessors, (20), 4 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-02 04:25:14,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:14,992 INFO L93 Difference]: Finished difference Result 425 states and 526 transitions. [2023-04-02 04:25:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 04:25:14,993 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (20), 5 states have call predecessors, (20), 4 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 87 [2023-04-02 04:25:14,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:14,994 INFO L225 Difference]: With dead ends: 425 [2023-04-02 04:25:14,994 INFO L226 Difference]: Without dead ends: 250 [2023-04-02 04:25:14,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 31 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 04:25:14,996 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 286 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 1168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:14,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 110 Invalid, 1168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:25:14,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-04-02 04:25:15,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 207. [2023-04-02 04:25:15,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 124 states have (on average 1.217741935483871) internal successors, (151), 133 states have internal predecessors, (151), 42 states have call successors, (42), 40 states have call predecessors, (42), 40 states have return successors, (44), 40 states have call predecessors, (44), 38 states have call successors, (44) [2023-04-02 04:25:15,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 237 transitions. [2023-04-02 04:25:15,019 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 237 transitions. Word has length 87 [2023-04-02 04:25:15,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:15,019 INFO L495 AbstractCegarLoop]: Abstraction has 207 states and 237 transitions. [2023-04-02 04:25:15,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.636363636363637) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (20), 5 states have call predecessors, (20), 4 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-02 04:25:15,020 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 237 transitions. [2023-04-02 04:25:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-04-02 04:25:15,021 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:15,021 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] [2023-04-02 04:25:15,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:25:15,021 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:15,021 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:15,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1305821739, now seen corresponding path program 1 times [2023-04-02 04:25:15,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:15,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492904691] [2023-04-02 04:25:15,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:15,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:25:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 04:25:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 04:25:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,159 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 04:25:15,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:15,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492904691] [2023-04-02 04:25:15,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492904691] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:15,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:15,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:25:15,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287398890] [2023-04-02 04:25:15,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:15,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:25:15,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:15,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:25:15,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:25:15,161 INFO L87 Difference]: Start difference. First operand 207 states and 237 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 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 04:25:15,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:15,789 INFO L93 Difference]: Finished difference Result 431 states and 523 transitions. [2023-04-02 04:25:15,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 04:25:15,790 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 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 87 [2023-04-02 04:25:15,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:15,792 INFO L225 Difference]: With dead ends: 431 [2023-04-02 04:25:15,792 INFO L226 Difference]: Without dead ends: 252 [2023-04-02 04:25:15,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2023-04-02 04:25:15,793 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 312 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:15,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 106 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:25:15,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2023-04-02 04:25:15,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 206. [2023-04-02 04:25:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 123 states have (on average 1.2032520325203253) internal successors, (148), 132 states have internal predecessors, (148), 42 states have call successors, (42), 40 states have call predecessors, (42), 40 states have return successors, (44), 40 states have call predecessors, (44), 38 states have call successors, (44) [2023-04-02 04:25:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 234 transitions. [2023-04-02 04:25:15,826 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 234 transitions. Word has length 87 [2023-04-02 04:25:15,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:15,827 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 234 transitions. [2023-04-02 04:25:15,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 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 04:25:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 234 transitions. [2023-04-02 04:25:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-04-02 04:25:15,827 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:15,828 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] [2023-04-02 04:25:15,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 04:25:15,828 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:15,828 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:15,828 INFO L85 PathProgramCache]: Analyzing trace with hash 269574239, now seen corresponding path program 1 times [2023-04-02 04:25:15,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:15,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587693638] [2023-04-02 04:25:15,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:15,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:25:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:15,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 04:25:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-04-02 04:25:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,003 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 04:25:16,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:16,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587693638] [2023-04-02 04:25:16,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587693638] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:16,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:16,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:25:16,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198749028] [2023-04-02 04:25:16,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:16,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:25:16,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:16,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:25:16,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:25:16,005 INFO L87 Difference]: Start difference. First operand 206 states and 234 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 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 04:25:16,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:16,493 INFO L93 Difference]: Finished difference Result 431 states and 527 transitions. [2023-04-02 04:25:16,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 04:25:16,494 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 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 103 [2023-04-02 04:25:16,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:16,495 INFO L225 Difference]: With dead ends: 431 [2023-04-02 04:25:16,495 INFO L226 Difference]: Without dead ends: 253 [2023-04-02 04:25:16,496 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 04:25:16,496 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 142 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:16,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 90 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:25:16,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-04-02 04:25:16,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 211. [2023-04-02 04:25:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 127 states have (on average 1.1968503937007875) internal successors, (152), 136 states have internal predecessors, (152), 42 states have call successors, (42), 40 states have call predecessors, (42), 41 states have return successors, (45), 41 states have call predecessors, (45), 38 states have call successors, (45) [2023-04-02 04:25:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 239 transitions. [2023-04-02 04:25:16,511 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 239 transitions. Word has length 103 [2023-04-02 04:25:16,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:16,511 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 239 transitions. [2023-04-02 04:25:16,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 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 04:25:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 239 transitions. [2023-04-02 04:25:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-04-02 04:25:16,512 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:16,512 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] [2023-04-02 04:25:16,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 04:25:16,513 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:16,513 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:16,513 INFO L85 PathProgramCache]: Analyzing trace with hash -810232580, now seen corresponding path program 1 times [2023-04-02 04:25:16,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:16,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028917348] [2023-04-02 04:25:16,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:16,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:25:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 04:25:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-04-02 04:25:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:16,635 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 04:25:16,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:16,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028917348] [2023-04-02 04:25:16,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028917348] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:16,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:16,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 04:25:16,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940136895] [2023-04-02 04:25:16,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:16,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 04:25:16,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:16,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 04:25:16,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:25:16,637 INFO L87 Difference]: Start difference. First operand 211 states and 239 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 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 04:25:17,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:17,210 INFO L93 Difference]: Finished difference Result 605 states and 753 transitions. [2023-04-02 04:25:17,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-04-02 04:25:17,211 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 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 103 [2023-04-02 04:25:17,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:17,213 INFO L225 Difference]: With dead ends: 605 [2023-04-02 04:25:17,213 INFO L226 Difference]: Without dead ends: 422 [2023-04-02 04:25:17,214 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 04:25:17,214 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 511 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:17,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 102 Invalid, 786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:25:17,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2023-04-02 04:25:17,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 380. [2023-04-02 04:25:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 234 states have (on average 1.1837606837606838) internal successors, (277), 252 states have internal predecessors, (277), 75 states have call successors, (75), 71 states have call predecessors, (75), 70 states have return successors, (90), 71 states have call predecessors, (90), 71 states have call successors, (90) [2023-04-02 04:25:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 442 transitions. [2023-04-02 04:25:17,285 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 442 transitions. Word has length 103 [2023-04-02 04:25:17,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:17,285 INFO L495 AbstractCegarLoop]: Abstraction has 380 states and 442 transitions. [2023-04-02 04:25:17,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 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 04:25:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 442 transitions. [2023-04-02 04:25:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-04-02 04:25:17,286 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:17,287 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, 1] [2023-04-02 04:25:17,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 04:25:17,287 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:17,287 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:17,287 INFO L85 PathProgramCache]: Analyzing trace with hash -923754718, now seen corresponding path program 1 times [2023-04-02 04:25:17,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:17,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359634538] [2023-04-02 04:25:17,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:17,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:17,540 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 32 [2023-04-02 04:25:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:25:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-04-02 04:25:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-04-02 04:25:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-04-02 04:25:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:17,680 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 04:25:17,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:17,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359634538] [2023-04-02 04:25:17,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359634538] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:25:17,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:25:17,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 04:25:17,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979776321] [2023-04-02 04:25:17,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:25:17,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 04:25:17,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:17,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 04:25:17,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-04-02 04:25:17,682 INFO L87 Difference]: Start difference. First operand 380 states and 442 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 8 states have internal predecessors, (63), 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 04:25:19,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:19,212 INFO L93 Difference]: Finished difference Result 1081 states and 1347 transitions. [2023-04-02 04:25:19,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-04-02 04:25:19,213 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 8 states have internal predecessors, (63), 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 107 [2023-04-02 04:25:19,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:19,216 INFO L225 Difference]: With dead ends: 1081 [2023-04-02 04:25:19,216 INFO L226 Difference]: Without dead ends: 798 [2023-04-02 04:25:19,218 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 04:25:19,220 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 878 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 544 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 893 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 2106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 544 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:19,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [893 Valid, 276 Invalid, 2106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [544 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-02 04:25:19,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2023-04-02 04:25:19,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 650. [2023-04-02 04:25:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 650 states, 403 states have (on average 1.1786600496277915) internal successors, (475), 433 states have internal predecessors, (475), 125 states have call successors, (125), 118 states have call predecessors, (125), 121 states have return successors, (148), 123 states have call predecessors, (148), 121 states have call successors, (148) [2023-04-02 04:25:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 748 transitions. [2023-04-02 04:25:19,308 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 748 transitions. Word has length 107 [2023-04-02 04:25:19,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:19,309 INFO L495 AbstractCegarLoop]: Abstraction has 650 states and 748 transitions. [2023-04-02 04:25:19,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 8 states have internal predecessors, (63), 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 04:25:19,309 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 748 transitions. [2023-04-02 04:25:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-04-02 04:25:19,312 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:25:19,312 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, 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 04:25:19,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 04:25:19,313 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:25:19,313 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:25:19,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1280373483, now seen corresponding path program 1 times [2023-04-02 04:25:19,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:25:19,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911941387] [2023-04-02 04:25:19,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:19,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:25:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:25:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:25:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:25:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:25:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:25:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:25:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 04:25:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 04:25:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:25:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:25:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 04:25:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-04-02 04:25:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:25:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 04:25:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-04-02 04:25:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:25:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-04-02 04:25:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-04-02 04:25:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-02 04:25:19,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:25:19,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911941387] [2023-04-02 04:25:19,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911941387] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 04:25:19,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042805276] [2023-04-02 04:25:19,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:25:19,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 04:25:19,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:25:19,561 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 04:25:19,589 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 04:25:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:25:19,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-02 04:25:19,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 04:25:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:25:19,868 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-02 04:25:20,204 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-02 04:25:20,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042805276] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-02 04:25:20,205 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-02 04:25:20,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7, 7] total 23 [2023-04-02 04:25:20,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822904358] [2023-04-02 04:25:20,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-02 04:25:20,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-04-02 04:25:20,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:25:20,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-04-02 04:25:20,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2023-04-02 04:25:20,207 INFO L87 Difference]: Start difference. First operand 650 states and 748 transitions. Second operand has 23 states, 22 states have (on average 6.363636363636363) internal successors, (140), 14 states have internal predecessors, (140), 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 04:25:21,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:25:21,976 INFO L93 Difference]: Finished difference Result 1024 states and 1200 transitions. [2023-04-02 04:25:21,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-04-02 04:25:21,976 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.363636363636363) internal successors, (140), 14 states have internal predecessors, (140), 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 151 [2023-04-02 04:25:21,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:25:21,977 INFO L225 Difference]: With dead ends: 1024 [2023-04-02 04:25:21,977 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:25:21,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 352 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=549, Invalid=2313, Unknown=0, NotChecked=0, Total=2862 [2023-04-02 04:25:21,980 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 524 mSDsluCounter, 684 mSDsCounter, 0 mSdLazyCounter, 2443 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 758 SdHoareTripleChecker+Invalid, 2764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 2443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-02 04:25:21,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 758 Invalid, 2764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 2443 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-02 04:25:21,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:25:21,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:25:21,981 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 04:25:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:25:21,981 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151 [2023-04-02 04:25:21,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:25:21,981 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:25:21,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.363636363636363) internal successors, (140), 14 states have internal predecessors, (140), 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 04:25:21,981 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:25:21,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:25:21,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:25:21,990 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 04:25:22,184 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 04:25:22,186 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:25:57,607 WARN L223 SmtUtils]: Spent 35.34s on a formula simplification. DAG size of input: 106 DAG size of output: 184 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:26:57,295 WARN L223 SmtUtils]: Spent 59.65s on a formula simplification. DAG size of input: 109 DAG size of output: 192 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:28:05,363 WARN L223 SmtUtils]: Spent 59.41s on a formula simplification. DAG size of input: 109 DAG size of output: 192 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L350(lines 327 351) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 303 358) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 338) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L334-1(lines 334 338) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 303 358) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L329(line 329) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 303 358) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L328-2(lines 328 349) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L385-2(lines 385 410) no Hoare annotation was computed. [2023-04-02 04:28:08,197 INFO L899 garLoopResultBuilder]: For program point L411(lines 384 412) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 359 418) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L404(line 404) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L404-1(line 404) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 359 418) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 359 418) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L391(lines 391 395) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L391-1(lines 391 395) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L386(line 386) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 241 249) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 241 249) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 241 249) the Hoare annotation is: true [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 200) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 193 200) no Hoare annotation was computed. [2023-04-02 04:28:08,198 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-02 04:28:08,199 INFO L895 garLoopResultBuilder]: At program point L190(line 190) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,199 INFO L895 garLoopResultBuilder]: At program point L189(line 189) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,199 INFO L895 garLoopResultBuilder]: At program point L189-1(line 189) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,199 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 183 205) no Hoare annotation was computed. [2023-04-02 04:28:08,199 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 183 205) no Hoare annotation was computed. [2023-04-02 04:28:08,199 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 183 205) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,199 INFO L895 garLoopResultBuilder]: At program point L195(line 195) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~1 1) (= ~waterLevel~0 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,199 INFO L895 garLoopResultBuilder]: At program point L195-1(line 195) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~1 1) (= ~waterLevel~0 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 137 160) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 137 160) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 137 160) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 227 233) no Hoare annotation was computed. [2023-04-02 04:28:08,200 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 227 233) the Hoare annotation is: true [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 570 615) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 597) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 570 615) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 604) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L584-1(lines 584 604) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 570 615) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 710) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 700 713) the Hoare annotation is: true [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 700 713) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryFINAL(lines 700 713) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L895 garLoopResultBuilder]: At program point L833(line 833) 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 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 839) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L895 garLoopResultBuilder]: At program point L829(line 829) 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 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L829-1(line 829) no Hoare annotation was computed. [2023-04-02 04:28:08,201 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 844) no Hoare annotation was computed. [2023-04-02 04:28:08,202 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 823 847) no Hoare annotation was computed. [2023-04-02 04:28:08,202 INFO L895 garLoopResultBuilder]: At program point L842(line 842) 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 04:28:08,202 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 823 847) 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 04:28:08,202 INFO L899 garLoopResultBuilder]: For program point L842-1(lines 823 847) no Hoare annotation was computed. [2023-04-02 04:28:08,202 INFO L895 garLoopResultBuilder]: At program point L837(line 837) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and (= ~pumpRunning~0 0) (= 0 processEnvironment_~tmp~6)))) (and (or (< 2 ~waterLevel~0) .cse0 .cse1 (<= ~waterLevel~0 1) .cse2) (or .cse1 (< ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|) (< |old(~pumpRunning~0)| 1)) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2023-04-02 04:28:08,202 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 815 821) no Hoare annotation was computed. [2023-04-02 04:28:08,202 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 815 821) the Hoare annotation is: true [2023-04-02 04:28:08,202 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 768) no Hoare annotation was computed. [2023-04-02 04:28:08,202 INFO L895 garLoopResultBuilder]: At program point L764-2(lines 756 769) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse4 .cse1 (< 1 ~waterLevel~0) .cse2 .cse3) (and .cse4 .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:28:08,202 INFO L899 garLoopResultBuilder]: For program point L727(lines 726 773) no Hoare annotation was computed. [2023-04-02 04:28:08,202 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 716 781) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L895 garLoopResultBuilder]: At program point L758(line 758) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse4 .cse1 (< 1 ~waterLevel~0) .cse2 .cse3) (and .cse4 .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 769) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L895 garLoopResultBuilder]: At program point L748(line 748) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse4 .cse1 (< 1 ~waterLevel~0) .cse2 .cse3) (and .cse4 .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point L746(lines 746 752) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 716 781) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point L746-1(lines 746 752) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L895 garLoopResultBuilder]: At program point L771(lines 726 773) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse3 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:28:08,203 INFO L895 garLoopResultBuilder]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse3 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point L736(lines 736 742) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point L736-1(lines 736 742) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 732) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L895 garLoopResultBuilder]: At program point L774(lines 725 775) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 716 781) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 668 690) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 668 690) no Hoare annotation was computed. [2023-04-02 04:28:08,203 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 668 690) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L676(lines 676 684) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L676-2(lines 676 684) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L864(lines 864 870) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L895 garLoopResultBuilder]: At program point L862(line 862) 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 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L862-1(line 862) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 857 873) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 857 873) 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 04:28:08,204 INFO L895 garLoopResultBuilder]: At program point L868(line 868) 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 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L868-1(lines 857 873) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 691 699) the Hoare annotation is: true [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 691 699) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 691 699) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L902 garLoopResultBuilder]: At program point L945(line 945) the Hoare annotation is: true [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L947-2(lines 947 951) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 938 956) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point L945-1(line 945) no Hoare annotation was computed. [2023-04-02 04:28:08,204 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 938 956) the Hoare annotation is: true [2023-04-02 04:28:08,204 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelFINAL(lines 938 956) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point L947(lines 947 951) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L895 garLoopResultBuilder]: At program point L797(line 797) 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 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point L795(lines 791 813) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point L793(lines 791 813) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 788 814) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 788 814) 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 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 788 814) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L895 garLoopResultBuilder]: At program point L804(line 804) 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 04:28:08,205 INFO L895 garLoopResultBuilder]: At program point L802(lines 802 808) 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 04:28:08,205 INFO L902 garLoopResultBuilder]: At program point L129(lines 104 133) the Hoare annotation is: true [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 104 133) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 122) no Hoare annotation was computed. [2023-04-02 04:28:08,205 INFO L902 garLoopResultBuilder]: At program point L118-1(lines 118 122) the Hoare annotation is: true [2023-04-02 04:28:08,205 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L902 garLoopResultBuilder]: At program point L114-2(lines 114 128) the Hoare annotation is: true [2023-04-02 04:28:08,206 INFO L902 garLoopResultBuilder]: At program point L110(line 110) the Hoare annotation is: true [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point L110-1(line 110) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 104 133) the Hoare annotation is: true [2023-04-02 04:28:08,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 659 667) the Hoare annotation is: true [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 659 667) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 659 667) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 623 634) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 623 634) the Hoare annotation is: (or (< ~pumpRunning~0 1) (not (= 1 ~systemActive~0)) (< ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point L627-1(lines 623 634) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 957 964) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 957 964) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse4 (< 2 ~waterLevel~0)) (.cse3 (< ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse3 (< ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 .cse2) (or .cse4 .cse0 .cse2 (< ~waterLevel~0 2) (= |old(~systemActive~0)| ~systemActive~0)) (or .cse4 .cse3 (<= ~waterLevel~0 1) .cse1 .cse2))) [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point startSystemFINAL(lines 957 964) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 635 646) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point L639-1(lines 635 646) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 635 646) 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 04:28:08,206 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 207 214) no Hoare annotation was computed. [2023-04-02 04:28:08,206 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 207 214) the Hoare annotation is: true [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 211) no Hoare annotation was computed. [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 207 214) no Hoare annotation was computed. [2023-04-02 04:28:08,207 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 234 240) the Hoare annotation is: true [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 234 240) no Hoare annotation was computed. [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 54 61) no Hoare annotation was computed. [2023-04-02 04:28:08,207 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 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1FINAL(lines 54 61) no Hoare annotation was computed. [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 62 71) no Hoare annotation was computed. [2023-04-02 04:28:08,207 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 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2FINAL(lines 62 71) no Hoare annotation was computed. [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-02 04:28:08,207 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 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2023-04-02 04:28:08,207 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2023-04-02 04:28:08,207 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 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 72 100) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L902 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: true [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L78-1(line 78) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 72 100) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 72 100) the Hoare annotation is: true [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 893 901) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 893 901) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 893 901) the Hoare annotation is: true [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L921(lines 921 929) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L921-2(lines 921 929) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 902 937) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 917) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L909-2(lines 909 917) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 902 937) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L932(line 932) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point L932-1(line 932) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 902 937) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 257 302) no Hoare annotation was computed. [2023-04-02 04:28:08,208 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 257 302) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 257 302) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L895 garLoopResultBuilder]: At program point L174(line 174) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 169 179) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 169 179) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 169 179) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 882 892) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 882 892) the Hoare annotation is: true [2023-04-02 04:28:08,209 INFO L902 garLoopResultBuilder]: At program point L887(line 887) the Hoare annotation is: true [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 882 892) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point L887-1(line 887) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 874 881) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 874 881) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 874 881) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 551) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point L538(lines 538 558) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 524 569) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 524 569) no Hoare annotation was computed. [2023-04-02 04:28:08,209 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 524 569) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 848 855) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 848 855) 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 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 848 855) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 217 226) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 217 226) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 217 226) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 517) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L471(lines 470 490) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L502(line 502) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L502-1(line 502) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 508) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 421 523) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 421 523) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L486-1(line 486) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L445(lines 445 449) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 520) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 476) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point L470-2(lines 470 490) no Hoare annotation was computed. [2023-04-02 04:28:08,210 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 421 523) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point L491(lines 469 492) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 466) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 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 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point L651-1(lines 647 658) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 647 658) 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 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 647 658) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 161 167) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 161 167) the Hoare annotation is: true [2023-04-02 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 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 04:28:08,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:28:08,211 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:28:08,214 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:28:08,215 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:28:08,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:28:08 BoogieIcfgContainer [2023-04-02 04:28:08,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:28:08,225 INFO L158 Benchmark]: Toolchain (without parser) took 177749.10ms. Allocated memory was 273.7MB in the beginning and 889.2MB in the end (delta: 615.5MB). Free memory was 225.9MB in the beginning and 647.3MB in the end (delta: -421.4MB). Peak memory consumption was 530.1MB. Max. memory is 8.0GB. [2023-04-02 04:28:08,225 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:28:08,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.21ms. Allocated memory is still 273.7MB. Free memory was 225.3MB in the beginning and 207.0MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:28:08,225 INFO L158 Benchmark]: Boogie Preprocessor took 68.40ms. Allocated memory is still 273.7MB. Free memory was 207.0MB in the beginning and 203.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-02 04:28:08,225 INFO L158 Benchmark]: RCFGBuilder took 650.81ms. Allocated memory is still 273.7MB. Free memory was 203.3MB in the beginning and 164.5MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:28:08,225 INFO L158 Benchmark]: TraceAbstraction took 176740.34ms. Allocated memory was 273.7MB in the beginning and 889.2MB in the end (delta: 615.5MB). Free memory was 163.9MB in the beginning and 647.3MB in the end (delta: -483.4MB). Peak memory consumption was 468.2MB. Max. memory is 8.0GB. [2023-04-02 04:28:08,226 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 275.21ms. Allocated memory is still 273.7MB. Free memory was 225.3MB in the beginning and 207.0MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 68.40ms. Allocated memory is still 273.7MB. Free memory was 207.0MB in the beginning and 203.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 650.81ms. Allocated memory is still 273.7MB. Free memory was 203.3MB in the beginning and 164.5MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 176740.34ms. Allocated memory was 273.7MB in the beginning and 889.2MB in the end (delta: 615.5MB). Free memory was 163.9MB in the beginning and 647.3MB in the end (delta: -483.4MB). Peak memory consumption was 468.2MB. 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: 211]: 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 42 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 176.7s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 166.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3709 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3583 mSDsluCounter, 1740 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1471 mSDsCounter, 2074 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8521 IncrementalHoareTripleChecker+Invalid, 10595 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2074 mSolverCounterUnsat, 269 mSDtfsCounter, 8521 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 817 GetRequests, 629 SyntacticMatches, 6 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1282 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=650occurred in iteration=9, InterpolantAutomatonStates: 159, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 455 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 865 PreInvPairs, 934 NumberOfFragments, 1728 HoareAnnotationTreeSize, 865 FomulaSimplifications, 7438404 FormulaSimplificationTreeSizeReduction, 163.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 24189 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1046 NumberOfCodeBlocks, 1046 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1185 ConstructedInterpolants, 0 QuantifiedInterpolants, 2479 SizeOfPredicates, 3 NumberOfNonLiveVariables, 545 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 120/144 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: 725]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(\old(systemActive) == 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || !(\old(systemActive) == 1)) || (((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) RESULT: Ultimate proved your program to be correct! [2023-04-02 04:28:08,252 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...