/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:04:44,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:04:44,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:04:44,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:04:44,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:04:44,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:04:44,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:04:44,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:04:44,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:04:44,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:04:44,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:04:44,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:04:44,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:04:44,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:04:44,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:04:44,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:04:44,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:04:44,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:04:44,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:04:44,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:04:44,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:04:44,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:04:44,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:04:44,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:04:44,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:04:44,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:04:44,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:04:44,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:04:44,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:04:44,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:04:44,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:04:44,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:04:44,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:04:44,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:04:44,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:04:44,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:04:44,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:04:44,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:04:44,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:04:44,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:04:44,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:04:44,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 04:04:44,970 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:04:44,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:04:44,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:04:44,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:04:44,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:04:44,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:04:44,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:04:44,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:04:44,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:04:44,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:04:44,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:04:44,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:04:44,974 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:04:44,975 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:04:45,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:04:45,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:04:45,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:04:45,175 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:04:45,175 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:04:45,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2023-04-02 04:04:46,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:04:46,329 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:04:46,330 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2023-04-02 04:04:46,337 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e250b88/bd67bc9ac4694c689b4c5db06bcf9566/FLAG8a3ff05b1 [2023-04-02 04:04:46,346 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e250b88/bd67bc9ac4694c689b4c5db06bcf9566 [2023-04-02 04:04:46,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:04:46,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:04:46,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:04:46,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:04:46,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:04:46,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565243f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46, skipping insertion in model container [2023-04-02 04:04:46,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:04:46,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:04:46,572 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c[17861,17874] [2023-04-02 04:04:46,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:04:46,582 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:04:46,624 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c[17861,17874] [2023-04-02 04:04:46,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:04:46,648 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:04:46,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46 WrapperNode [2023-04-02 04:04:46,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:04:46,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:04:46,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:04:46,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:04:46,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,687 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:04:46,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:04:46,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:04:46,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:04:46,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (1/1) ... [2023-04-02 04:04:46,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:04:46,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:04:46,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 04:04:46,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 04:04:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:04:46,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:04:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:04:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:04:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:04:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:04:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:04:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:04:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:04:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:04:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:04:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:04:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:04:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:04:46,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:04:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:04:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:04:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:04:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:04:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:04:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:04:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:04:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:04:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:04:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:04:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:04:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:04:46,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:04:46,953 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:04:46,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:04:47,393 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:04:47,399 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:04:47,399 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:04:47,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:04:47 BoogieIcfgContainer [2023-04-02 04:04:47,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:04:47,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:04:47,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:04:47,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:04:47,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:04:46" (1/3) ... [2023-04-02 04:04:47,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7482ef2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:04:47, skipping insertion in model container [2023-04-02 04:04:47,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:04:46" (2/3) ... [2023-04-02 04:04:47,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7482ef2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:04:47, skipping insertion in model container [2023-04-02 04:04:47,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:04:47" (3/3) ... [2023-04-02 04:04:47,414 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product26.cil.c [2023-04-02 04:04:47,426 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:04:47,427 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:04:47,469 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:04:47,473 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;@5ddbb08e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:04:47,473 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:04:47,476 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 89 states have (on average 1.2921348314606742) internal successors, (115), 101 states have internal predecessors, (115), 42 states have call successors, (42), 26 states have call predecessors, (42), 26 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2023-04-02 04:04:47,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-04-02 04:04:47,483 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:47,484 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:04:47,484 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:47,488 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:47,488 INFO L85 PathProgramCache]: Analyzing trace with hash -89884697, now seen corresponding path program 1 times [2023-04-02 04:04:47,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:47,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134811459] [2023-04-02 04:04:47,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:47,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:04:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:04:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:47,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:47,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134811459] [2023-04-02 04:04:47,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134811459] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:47,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:47,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-02 04:04:47,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151606501] [2023-04-02 04:04:47,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:47,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 04:04:47,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:47,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 04:04:47,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-02 04:04:47,758 INFO L87 Difference]: Start difference. First operand has 162 states, 89 states have (on average 1.2921348314606742) internal successors, (115), 101 states have internal predecessors, (115), 42 states have call successors, (42), 26 states have call predecessors, (42), 26 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:48,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:48,115 INFO L93 Difference]: Finished difference Result 256 states and 337 transitions. [2023-04-02 04:04:48,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 04:04:48,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 46 [2023-04-02 04:04:48,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:48,124 INFO L225 Difference]: With dead ends: 256 [2023-04-02 04:04:48,124 INFO L226 Difference]: Without dead ends: 139 [2023-04-02 04:04:48,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-02 04:04:48,129 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 78 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:48,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 21 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:04:48,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2023-04-02 04:04:48,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2023-04-02 04:04:48,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 71 states have internal predecessors, (78), 26 states have call successors, (26), 23 states have call predecessors, (26), 18 states have return successors, (21), 19 states have call predecessors, (21), 21 states have call successors, (21) [2023-04-02 04:04:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2023-04-02 04:04:48,176 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2023-04-02 04:04:48,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:48,178 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2023-04-02 04:04:48,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2023-04-02 04:04:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-02 04:04:48,181 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:48,181 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:04:48,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:04:48,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:48,182 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:48,183 INFO L85 PathProgramCache]: Analyzing trace with hash -308205877, now seen corresponding path program 1 times [2023-04-02 04:04:48,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:48,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919663098] [2023-04-02 04:04:48,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:48,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 04:04:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-04-02 04:04:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:48,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:48,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919663098] [2023-04-02 04:04:48,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919663098] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:48,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:48,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:04:48,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694368083] [2023-04-02 04:04:48,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:48,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:04:48,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:48,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:04:48,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:04:48,279 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:48,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:48,521 INFO L93 Difference]: Finished difference Result 185 states and 224 transitions. [2023-04-02 04:04:48,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 04:04:48,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 47 [2023-04-02 04:04:48,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:48,523 INFO L225 Difference]: With dead ends: 185 [2023-04-02 04:04:48,523 INFO L226 Difference]: Without dead ends: 123 [2023-04-02 04:04:48,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:04:48,524 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 88 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:48,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 27 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:04:48,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-04-02 04:04:48,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2023-04-02 04:04:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 57 states have (on average 1.2456140350877194) internal successors, (71), 65 states have internal predecessors, (71), 23 states have call successors, (23), 22 states have call predecessors, (23), 18 states have return successors, (19), 17 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-02 04:04:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2023-04-02 04:04:48,540 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2023-04-02 04:04:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:48,540 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2023-04-02 04:04:48,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-02 04:04:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2023-04-02 04:04:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:04:48,541 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:48,541 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:04:48,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:04:48,541 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:48,542 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:48,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1600384825, now seen corresponding path program 1 times [2023-04-02 04:04:48,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:48,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227590371] [2023-04-02 04:04:48,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:04:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:04:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:48,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:48,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227590371] [2023-04-02 04:04:48,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227590371] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:48,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:48,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 04:04:48,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246560281] [2023-04-02 04:04:48,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:48,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 04:04:48,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:48,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 04:04:48,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 04:04:48,765 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 6 states have internal predecessors, (32), 4 states have call successors, (13), 5 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-02 04:04:49,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:49,098 INFO L93 Difference]: Finished difference Result 198 states and 242 transitions. [2023-04-02 04:04:49,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-02 04:04:49,099 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 6 states have internal predecessors, (32), 4 states have call successors, (13), 5 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 52 [2023-04-02 04:04:49,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:49,101 INFO L225 Difference]: With dead ends: 198 [2023-04-02 04:04:49,101 INFO L226 Difference]: Without dead ends: 123 [2023-04-02 04:04:49,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-02 04:04:49,107 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 159 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:49,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 33 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:04:49,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-04-02 04:04:49,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2023-04-02 04:04:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 57 states have (on average 1.2280701754385965) internal successors, (70), 64 states have internal predecessors, (70), 23 states have call successors, (23), 22 states have call predecessors, (23), 18 states have return successors, (19), 17 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-02 04:04:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2023-04-02 04:04:49,131 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2023-04-02 04:04:49,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:49,132 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2023-04-02 04:04:49,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 6 states have internal predecessors, (32), 4 states have call successors, (13), 5 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-02 04:04:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2023-04-02 04:04:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-04-02 04:04:49,137 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:49,137 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:04:49,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:04:49,137 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:49,137 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:49,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1483599166, now seen corresponding path program 1 times [2023-04-02 04:04:49,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:49,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985878766] [2023-04-02 04:04:49,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:49,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:04:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:04:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-04-02 04:04:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-04-02 04:04:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:49,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:49,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985878766] [2023-04-02 04:04:49,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985878766] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:49,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:49,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 04:04:49,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965773539] [2023-04-02 04:04:49,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:49,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 04:04:49,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:49,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 04:04:49,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 04:04:49,282 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand has 8 states, 8 states have (on average 4.5) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (9), 4 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:04:49,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:49,851 INFO L93 Difference]: Finished difference Result 309 states and 402 transitions. [2023-04-02 04:04:49,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 04:04:49,852 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (9), 4 states have call predecessors, (9), 3 states have call successors, (9) Word has length 60 [2023-04-02 04:04:49,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:49,854 INFO L225 Difference]: With dead ends: 309 [2023-04-02 04:04:49,854 INFO L226 Difference]: Without dead ends: 234 [2023-04-02 04:04:49,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2023-04-02 04:04:49,855 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 284 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 577 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:49,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 58 Invalid, 758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 577 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:04:49,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2023-04-02 04:04:49,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 165. [2023-04-02 04:04:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 98 states have (on average 1.2346938775510203) internal successors, (121), 111 states have internal predecessors, (121), 36 states have call successors, (36), 34 states have call predecessors, (36), 30 states have return successors, (33), 28 states have call predecessors, (33), 32 states have call successors, (33) [2023-04-02 04:04:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 190 transitions. [2023-04-02 04:04:49,883 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 190 transitions. Word has length 60 [2023-04-02 04:04:49,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:49,884 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 190 transitions. [2023-04-02 04:04:49,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (9), 4 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:04:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 190 transitions. [2023-04-02 04:04:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-04-02 04:04:49,885 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:04:49,885 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:04:49,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:04:49,885 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:04:49,886 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:04:49,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1424240762, now seen corresponding path program 1 times [2023-04-02 04:04:49,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:04:49,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429584261] [2023-04-02 04:04:49,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:04:49,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:04:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:04:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:04:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:04:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:04:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:49,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:04:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:50,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 04:04:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:50,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-04-02 04:04:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:50,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:04:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:50,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:04:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:50,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 04:04:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:04:50,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:04:50,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:04:50,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429584261] [2023-04-02 04:04:50,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429584261] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:04:50,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:04:50,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:04:50,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303211417] [2023-04-02 04:04:50,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:04:50,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:04:50,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:04:50,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:04:50,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:04:50,044 INFO L87 Difference]: Start difference. First operand 165 states and 190 transitions. Second operand has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:04:50,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:04:50,323 INFO L93 Difference]: Finished difference Result 291 states and 358 transitions. [2023-04-02 04:04:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 04:04:50,324 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 64 [2023-04-02 04:04:50,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:04:50,324 INFO L225 Difference]: With dead ends: 291 [2023-04-02 04:04:50,324 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:04:50,325 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2023-04-02 04:04:50,325 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 124 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:04:50,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 35 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:04:50,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:04:50,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:04:50,326 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 04:04:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:04:50,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2023-04-02 04:04:50,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:04:50,326 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:04:50,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:04:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:04:50,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:04:50,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:04:50,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:04:50,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:04:51,216 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:04:51,216 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:04:51,216 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:04:51,216 INFO L899 garLoopResultBuilder]: For program point L575(lines 575 579) no Hoare annotation was computed. [2023-04-02 04:04:51,216 INFO L899 garLoopResultBuilder]: For program point L575-1(lines 575 579) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L569-2(lines 569 590) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 544 599) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L591(lines 568 592) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 544 599) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 544 599) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L632(lines 632 636) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L632-1(lines 632 636) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 600 659) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L627(line 627) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L626-2(lines 626 651) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L652(lines 625 653) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 600 659) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 600 659) no Hoare annotation was computed. [2023-04-02 04:04:51,217 INFO L899 garLoopResultBuilder]: For program point L645(line 645) no Hoare annotation was computed. [2023-04-02 04:04:51,218 INFO L899 garLoopResultBuilder]: For program point L645-1(line 645) no Hoare annotation was computed. [2023-04-02 04:04:51,218 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 78 86) no Hoare annotation was computed. [2023-04-02 04:04:51,218 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 78 86) no Hoare annotation was computed. [2023-04-02 04:04:51,218 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 78 86) the Hoare annotation is: true [2023-04-02 04:04:51,218 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 287 309) no Hoare annotation was computed. [2023-04-02 04:04:51,218 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 287 309) no Hoare annotation was computed. [2023-04-02 04:04:51,218 INFO L895 garLoopResultBuilder]: At program point L299(line 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 1) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:04:51,218 INFO L895 garLoopResultBuilder]: At program point L299-1(line 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 1) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:04:51,218 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 287 309) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 304) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L297-1(lines 297 304) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L295(line 295) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L895 garLoopResultBuilder]: At program point L294(line 294) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:04:51,219 INFO L895 garLoopResultBuilder]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:04:51,219 INFO L895 garLoopResultBuilder]: At program point L293-1(line 293) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L257(line 257) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 245 268) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L255(line 255) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L254(line 254) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L253(line 253) no Hoare annotation was computed. [2023-04-02 04:04:51,219 INFO L899 garLoopResultBuilder]: For program point L252(line 252) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 245 268) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L251(line 251) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L250(line 250) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 245 268) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L263(line 263) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L262(line 262) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L261(line 261) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L260(line 260) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 464 482) the Hoare annotation is: true [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 477) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L902 garLoopResultBuilder]: At program point L471(line 471) the Hoare annotation is: true [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L473-2(lines 473 477) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point L471-1(line 471) no Hoare annotation was computed. [2023-04-02 04:04:51,220 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 464 482) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 464 482) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 64 70) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 64 70) the Hoare annotation is: true [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 838) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 811 856) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 845) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point L825-1(lines 825 845) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 811 856) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 811 856) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point L353(lines 353 370) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 349 373) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L895 garLoopResultBuilder]: At program point L368(line 368) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,221 INFO L899 garLoopResultBuilder]: For program point L368-1(lines 349 373) no Hoare annotation was computed. [2023-04-02 04:04:51,221 INFO L895 garLoopResultBuilder]: At program point L363(line 363) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 349 373) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L895 garLoopResultBuilder]: At program point L359(line 359) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 365) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L895 garLoopResultBuilder]: At program point L355(line 355) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point L355-1(line 355) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 341 347) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 341 347) the Hoare annotation is: true [2023-04-02 04:04:51,222 INFO L895 garLoopResultBuilder]: At program point L890(line 890) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point L888(lines 888 894) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 858 923) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L895 garLoopResultBuilder]: At program point L913(lines 868 915) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L895 garLoopResultBuilder]: At program point L880(line 880) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 884) no Hoare annotation was computed. [2023-04-02 04:04:51,222 INFO L899 garLoopResultBuilder]: For program point L878-1(lines 878 884) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 858 923) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point L870(lines 870 874) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L895 garLoopResultBuilder]: At program point L916(lines 867 917) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L895 garLoopResultBuilder]: At program point L906-2(lines 898 911) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point L869(lines 868 915) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L895 garLoopResultBuilder]: At program point L900(line 900) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 858 923) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 911) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 374 381) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 374 381) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 374 381) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 174 182) no Hoare annotation was computed. [2023-04-02 04:04:51,223 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 174 182) the Hoare annotation is: true [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 174 182) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 142 164) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 142 164) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 158) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 142 164) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L150-2(lines 150 158) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 383 399) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L394(line 394) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 383 399) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L394-1(lines 383 399) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 396) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L388(line 388) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point L388-1(line 388) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 165 173) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 165 173) no Hoare annotation was computed. [2023-04-02 04:04:51,224 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 165 173) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 133 141) the Hoare annotation is: true [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 133 141) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 133 141) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point L321(lines 320 339) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 317 340) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L895 garLoopResultBuilder]: At program point L330(line 330) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,225 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 317 340) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,225 INFO L895 garLoopResultBuilder]: At program point L328(lines 328 334) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 317 340) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L895 garLoopResultBuilder]: At program point L323(line 323) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 214 243) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L902 garLoopResultBuilder]: At program point L224-2(lines 224 238) the Hoare annotation is: true [2023-04-02 04:04:51,225 INFO L902 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2023-04-02 04:04:51,225 INFO L899 garLoopResultBuilder]: For program point L220-1(line 220) no Hoare annotation was computed. [2023-04-02 04:04:51,225 INFO L902 garLoopResultBuilder]: At program point L239(lines 214 243) the Hoare annotation is: true [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point L235(line 235) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 214 243) the Hoare annotation is: true [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L902 garLoopResultBuilder]: At program point L228-1(lines 228 232) the Hoare annotation is: true [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 97 108) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 97 108) the Hoare annotation is: true [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point L101-1(lines 97 108) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 483 490) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 483 490) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point startSystemFINAL(lines 483 490) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 109 120) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 109 120) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 109 120) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 925 932) no Hoare annotation was computed. [2023-04-02 04:04:51,226 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 925 932) the Hoare annotation is: true [2023-04-02 04:04:51,226 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 929) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 925 932) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 71 77) the Hoare annotation is: true [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 71 77) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 419 427) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 419 427) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 419 427) the Hoare annotation is: true [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point L447(lines 447 455) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point L447-2(lines 447 455) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 443) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point L435-2(lines 435 443) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 428 463) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 428 463) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point L458-1(line 458) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 428 463) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 498 543) no Hoare annotation was computed. [2023-04-02 04:04:51,227 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 498 543) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 498 543) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 277 286) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 277 286) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 277 286) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point L413(line 413) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point L413-1(line 413) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 408 418) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 408 418) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 408 418) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 400 407) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 400 407) the Hoare annotation is: true [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 400 407) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 765 810) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 792) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 765 810) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 799) no Hoare annotation was computed. [2023-04-02 04:04:51,228 INFO L899 garLoopResultBuilder]: For program point L779-1(lines 779 799) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 765 810) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 54 63) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 54 63) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 54 63) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L727(line 727) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L727-1(line 727) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L686(lines 686 690) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L750(lines 750 761) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 662 764) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 717) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 662 764) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L711-2(lines 711 731) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L732(lines 710 733) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 707) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 662 764) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 758) no Hoare annotation was computed. [2023-04-02 04:04:51,229 INFO L899 garLoopResultBuilder]: For program point L712(lines 711 731) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point L743(line 743) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point L743-1(line 743) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 749) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 121 132) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 121 132) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 121 132) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 269 275) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 269 275) the Hoare annotation is: true [2023-04-02 04:04:51,230 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,230 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:04:51,231 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point L194-1(lines 186 210) no Hoare annotation was computed. [2023-04-02 04:04:51,231 INFO L902 garLoopResultBuilder]: At program point L192(line 192) the Hoare annotation is: true [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point L192-1(line 192) no Hoare annotation was computed. [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification1_spec__1EXIT(lines 186 210) no Hoare annotation was computed. [2023-04-02 04:04:51,231 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 186 210) the Hoare annotation is: true [2023-04-02 04:04:51,231 INFO L895 garLoopResultBuilder]: At program point L200(line 200) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point L198(lines 198 204) no Hoare annotation was computed. [2023-04-02 04:04:51,231 INFO L895 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0))) [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point L196-1(line 196) no Hoare annotation was computed. [2023-04-02 04:04:51,231 INFO L899 garLoopResultBuilder]: For program point L194(lines 194 207) no Hoare annotation was computed. [2023-04-02 04:04:51,233 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:04:51,235 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:04:51,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:04:51 BoogieIcfgContainer [2023-04-02 04:04:51,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:04:51,243 INFO L158 Benchmark]: Toolchain (without parser) took 4892.74ms. Allocated memory was 272.6MB in the beginning and 369.1MB in the end (delta: 96.5MB). Free memory was 224.7MB in the beginning and 156.8MB in the end (delta: 67.9MB). Peak memory consumption was 202.6MB. Max. memory is 8.0GB. [2023-04-02 04:04:51,244 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:04:51,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.97ms. Allocated memory is still 272.6MB. Free memory was 224.7MB in the beginning and 206.4MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:04:51,244 INFO L158 Benchmark]: Boogie Preprocessor took 42.85ms. Allocated memory is still 272.6MB. Free memory was 206.4MB in the beginning and 203.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:04:51,244 INFO L158 Benchmark]: RCFGBuilder took 711.16ms. Allocated memory is still 272.6MB. Free memory was 203.2MB 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 04:04:51,244 INFO L158 Benchmark]: TraceAbstraction took 3837.13ms. Allocated memory was 272.6MB in the beginning and 369.1MB in the end (delta: 96.5MB). Free memory was 163.9MB in the beginning and 156.8MB in the end (delta: 7.1MB). Peak memory consumption was 141.8MB. Max. memory is 8.0GB. [2023-04-02 04:04:51,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 296.97ms. Allocated memory is still 272.6MB. Free memory was 224.7MB in the beginning and 206.4MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.85ms. Allocated memory is still 272.6MB. Free memory was 206.4MB in the beginning and 203.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 711.16ms. Allocated memory is still 272.6MB. Free memory was 203.2MB 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 3837.13ms. Allocated memory was 272.6MB in the beginning and 369.1MB in the end (delta: 96.5MB). Free memory was 163.9MB in the beginning and 156.8MB in the end (delta: 7.1MB). Peak memory consumption was 141.8MB. 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: 929]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 781 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 733 mSDsluCounter, 174 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 121 mSDsCounter, 404 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1819 IncrementalHoareTripleChecker+Invalid, 2223 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 404 mSolverCounterUnsat, 53 mSDtfsCounter, 1819 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred in iteration=4, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 148 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 245 PreInvPairs, 275 NumberOfFragments, 567 HoareAnnotationTreeSize, 245 FomulaSimplifications, 6024 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 51 FomulaSimplificationsInter, 1821 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 633 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1)) || ((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 04:04:51,257 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...