/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:08:29,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:08:29,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:08:29,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:08:29,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:08:29,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:08:29,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:08:29,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:08:29,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:08:29,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:08:29,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:08:29,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:08:29,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:08:29,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:08:29,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:08:29,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:08:29,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:08:29,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:08:29,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:08:29,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:08:29,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:08:29,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:08:29,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:08:29,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:08:29,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:08:29,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:08:29,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:08:29,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:08:29,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:08:29,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:08:29,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:08:29,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:08:29,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:08:29,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:08:29,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:08:29,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:08:29,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:08:29,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:08:29,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:08:29,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:08:29,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:08:29,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 04:08:29,855 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:08:29,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:08:29,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:08:29,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:08:29,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:08:29,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:08:29,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:08:29,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:08:29,858 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:08:29,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:08:29,859 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:08:29,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:08:29,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:08:29,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:08:29,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:08:29,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:08:29,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:29,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:08:29,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:08:29,862 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:08:29,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:08:29,862 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:08:29,862 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:08:30,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:08:30,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:08:30,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:08:30,128 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:08:30,128 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:08:30,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2023-04-02 04:08:31,357 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:08:31,581 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:08:31,582 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2023-04-02 04:08:31,589 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873eaea4b/f6af26cbe8014aa7aa6ac7a7b36ec173/FLAG08dc8499d [2023-04-02 04:08:31,600 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873eaea4b/f6af26cbe8014aa7aa6ac7a7b36ec173 [2023-04-02 04:08:31,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:08:31,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:08:31,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:31,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:08:31,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:08:31,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:31,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@158f1887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31, skipping insertion in model container [2023-04-02 04:08:31,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:31,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:08:31,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:08:31,793 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2023-04-02 04:08:31,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:31,888 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:08:31,928 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2023-04-02 04:08:31,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:31,988 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:08:31,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31 WrapperNode [2023-04-02 04:08:31,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:31,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:08:31,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:08:31,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:08:32,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,072 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:08:32,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:08:32,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:08:32,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:08:32,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (1/1) ... [2023-04-02 04:08:32,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:32,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:08:32,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 04:08:32,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 04:08:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:08:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:08:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:08:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:08:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:08:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:08:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:08:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:08:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:08:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:08:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:08:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:08:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:08:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:08:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:08:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:08:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:08:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:08:32,314 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:08:32,316 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:08:32,860 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:08:32,868 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:08:32,868 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:08:32,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:32 BoogieIcfgContainer [2023-04-02 04:08:32,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:08:32,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:08:32,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:08:32,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:08:32,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:08:31" (1/3) ... [2023-04-02 04:08:32,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f92c174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:32, skipping insertion in model container [2023-04-02 04:08:32,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:31" (2/3) ... [2023-04-02 04:08:32,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f92c174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:32, skipping insertion in model container [2023-04-02 04:08:32,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:32" (3/3) ... [2023-04-02 04:08:32,878 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product25.cil.c [2023-04-02 04:08:32,893 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:08:32,893 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:08:32,944 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:08:32,952 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;@2ec06ca6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:08:32,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:08:32,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 90 states have (on average 1.3) internal successors, (117), 101 states have internal predecessors, (117), 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 04:08:32,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:08:32,968 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:32,969 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:32,970 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:32,975 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:32,975 INFO L85 PathProgramCache]: Analyzing trace with hash 697932109, now seen corresponding path program 1 times [2023-04-02 04:08:32,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:32,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317350530] [2023-04-02 04:08:32,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:32,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:08:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:08:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:33,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:33,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317350530] [2023-04-02 04:08:33,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317350530] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:33,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:33,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:08:33,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103411049] [2023-04-02 04:08:33,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:33,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:08:33,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:33,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:08:33,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:33,375 INFO L87 Difference]: Start difference. First operand has 163 states, 90 states have (on average 1.3) internal successors, (117), 101 states have internal predecessors, (117), 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 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:33,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:33,825 INFO L93 Difference]: Finished difference Result 246 states and 324 transitions. [2023-04-02 04:08:33,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:08:33,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2023-04-02 04:08:33,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:33,838 INFO L225 Difference]: With dead ends: 246 [2023-04-02 04:08:33,838 INFO L226 Difference]: Without dead ends: 138 [2023-04-02 04:08:33,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:33,847 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 83 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:33,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 65 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:33,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-04-02 04:08:33,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 109. [2023-04-02 04:08:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 64 states have (on average 1.25) internal successors, (80), 71 states have internal predecessors, (80), 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 04:08:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 127 transitions. [2023-04-02 04:08:33,930 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 127 transitions. Word has length 51 [2023-04-02 04:08:33,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:33,932 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 127 transitions. [2023-04-02 04:08:33,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2023-04-02 04:08:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:08:33,937 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:33,937 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:33,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:08:33,938 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:33,938 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:33,939 INFO L85 PathProgramCache]: Analyzing trace with hash 401306416, now seen corresponding path program 1 times [2023-04-02 04:08:33,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:33,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690320241] [2023-04-02 04:08:33,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:33,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:08:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:08:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:34,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:34,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690320241] [2023-04-02 04:08:34,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690320241] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:34,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:34,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:08:34,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906687480] [2023-04-02 04:08:34,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:34,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:08:34,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:34,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:08:34,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:08:34,092 INFO L87 Difference]: Start difference. First operand 109 states and 127 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:34,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:34,439 INFO L93 Difference]: Finished difference Result 191 states and 235 transitions. [2023-04-02 04:08:34,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:08:34,439 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 52 [2023-04-02 04:08:34,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:34,441 INFO L225 Difference]: With dead ends: 191 [2023-04-02 04:08:34,441 INFO L226 Difference]: Without dead ends: 128 [2023-04-02 04:08:34,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:08:34,443 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 165 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:34,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 38 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:34,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-04-02 04:08:34,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 100. [2023-04-02 04:08:34,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 58 states have (on average 1.2586206896551724) internal successors, (73), 65 states have internal predecessors, (73), 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 04:08:34,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2023-04-02 04:08:34,475 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 52 [2023-04-02 04:08:34,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:34,475 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2023-04-02 04:08:34,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2023-04-02 04:08:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-02 04:08:34,477 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:34,478 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:34,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:08:34,478 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:34,478 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:34,479 INFO L85 PathProgramCache]: Analyzing trace with hash 46073481, now seen corresponding path program 1 times [2023-04-02 04:08:34,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:34,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313971231] [2023-04-02 04:08:34,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:34,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:08:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:08:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:34,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:34,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313971231] [2023-04-02 04:08:34,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313971231] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:34,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:34,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:34,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925522316] [2023-04-02 04:08:34,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:34,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:34,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:34,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:34,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:34,778 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:08:35,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:35,291 INFO L93 Difference]: Finished difference Result 200 states and 250 transitions. [2023-04-02 04:08:35,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 04:08:35,292 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 56 [2023-04-02 04:08:35,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:35,296 INFO L225 Difference]: With dead ends: 200 [2023-04-02 04:08:35,296 INFO L226 Difference]: Without dead ends: 128 [2023-04-02 04:08:35,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2023-04-02 04:08:35,305 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 246 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:35,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 48 Invalid, 629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:08:35,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-04-02 04:08:35,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 100. [2023-04-02 04:08:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 58 states have (on average 1.2413793103448276) internal successors, (72), 64 states have internal predecessors, (72), 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 04:08:35,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 114 transitions. [2023-04-02 04:08:35,344 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 114 transitions. Word has length 56 [2023-04-02 04:08:35,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:35,346 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 114 transitions. [2023-04-02 04:08:35,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:08:35,346 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2023-04-02 04:08:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-04-02 04:08:35,352 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:35,352 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 04:08:35,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:08:35,352 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:35,353 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:35,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1223793626, now seen corresponding path program 1 times [2023-04-02 04:08:35,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:35,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532986888] [2023-04-02 04:08:35,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:35,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-04-02 04:08:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:08:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 04:08:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 04:08:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:35,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:35,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532986888] [2023-04-02 04:08:35,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532986888] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:35,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:35,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:35,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598165792] [2023-04-02 04:08:35,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:35,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:35,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:35,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:35,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:35,596 INFO L87 Difference]: Start difference. First operand 100 states and 114 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), 4 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:08:36,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:36,223 INFO L93 Difference]: Finished difference Result 307 states and 408 transitions. [2023-04-02 04:08:36,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 04:08:36,223 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), 4 states have call predecessors, (10), 3 states have call successors, (10) Word has length 64 [2023-04-02 04:08:36,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:36,226 INFO L225 Difference]: With dead ends: 307 [2023-04-02 04:08:36,226 INFO L226 Difference]: Without dead ends: 235 [2023-04-02 04:08:36,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2023-04-02 04:08:36,228 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 249 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 601 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:36,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 75 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 601 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:08:36,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2023-04-02 04:08:36,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 162. [2023-04-02 04:08:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 97 states have (on average 1.2474226804123711) internal successors, (121), 108 states have internal predecessors, (121), 35 states have call successors, (35), 33 states have call predecessors, (35), 29 states have return successors, (32), 27 states have call predecessors, (32), 31 states have call successors, (32) [2023-04-02 04:08:36,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 188 transitions. [2023-04-02 04:08:36,269 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 188 transitions. Word has length 64 [2023-04-02 04:08:36,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:36,269 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 188 transitions. [2023-04-02 04:08:36,269 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), 4 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:08:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 188 transitions. [2023-04-02 04:08:36,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-04-02 04:08:36,271 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:36,271 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:36,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:08:36,271 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:36,272 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:36,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1505203966, now seen corresponding path program 1 times [2023-04-02 04:08:36,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:36,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298569906] [2023-04-02 04:08:36,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:36,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 04:08:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:08:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:08:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 04:08:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-04-02 04:08:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:36,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:36,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298569906] [2023-04-02 04:08:36,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298569906] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:36,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:36,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 04:08:36,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107841660] [2023-04-02 04:08:36,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:36,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 04:08:36,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:36,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 04:08:36,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 04:08:36,532 INFO L87 Difference]: Start difference. First operand 162 states and 188 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 7 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-02 04:08:36,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:36,938 INFO L93 Difference]: Finished difference Result 289 states and 366 transitions. [2023-04-02 04:08:36,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:08:36,939 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 7 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 68 [2023-04-02 04:08:36,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:36,940 INFO L225 Difference]: With dead ends: 289 [2023-04-02 04:08:36,940 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:08:36,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2023-04-02 04:08:36,941 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 257 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:36,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 52 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:08:36,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:08:36,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:08:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 04:08:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:08:36,943 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2023-04-02 04:08:36,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:36,943 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:08:36,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (17), 7 states have call predecessors, (17), 3 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-02 04:08:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:08:36,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:08:36,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:08:36,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:08:36,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:08:38,790 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point L671(lines 648 672) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 624 679) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point L655(lines 655 659) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point L655-1(lines 655 659) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point L650(line 650) no Hoare annotation was computed. [2023-04-02 04:08:38,791 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 624 679) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L649-2(lines 649 670) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 624 679) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L706-2(lines 706 731) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L732(lines 705 733) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 680 739) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L725(line 725) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L725-1(line 725) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 680 739) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 680 739) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L712(lines 712 716) no Hoare annotation was computed. [2023-04-02 04:08:38,792 INFO L899 garLoopResultBuilder]: For program point L712-1(lines 712 716) no Hoare annotation was computed. [2023-04-02 04:08:38,793 INFO L899 garLoopResultBuilder]: For program point L707(line 707) no Hoare annotation was computed. [2023-04-02 04:08:38,793 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 181 189) no Hoare annotation was computed. [2023-04-02 04:08:38,793 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 181 189) no Hoare annotation was computed. [2023-04-02 04:08:38,793 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 181 189) the Hoare annotation is: true [2023-04-02 04:08:38,793 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 132 154) no Hoare annotation was computed. [2023-04-02 04:08:38,794 INFO L895 garLoopResultBuilder]: At program point L144(line 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,794 INFO L895 garLoopResultBuilder]: At program point L144-1(line 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,794 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2023-04-02 04:08:38,794 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 142 149) no Hoare annotation was computed. [2023-04-02 04:08:38,794 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 132 154) no Hoare annotation was computed. [2023-04-02 04:08:38,794 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-02 04:08:38,794 INFO L895 garLoopResultBuilder]: At program point L139(line 139) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,794 INFO L895 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,795 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 132 154) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,795 INFO L895 garLoopResultBuilder]: At program point L138-1(line 138) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 85 108) no Hoare annotation was computed. [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2023-04-02 04:08:38,795 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 85 108) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 85 108) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2023-04-02 04:08:38,796 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 414 432) the Hoare annotation is: true [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 414 432) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L902 garLoopResultBuilder]: At program point L421(line 421) the Hoare annotation is: true [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point L423-2(lines 423 427) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point L421-1(line 421) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 414 432) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 167 173) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 167 173) the Hoare annotation is: true [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 891 936) no Hoare annotation was computed. [2023-04-02 04:08:38,797 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 918) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 891 936) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 925) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point L905-1(lines 905 925) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 891 936) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L895 garLoopResultBuilder]: At program point L318(line 318) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L895 garLoopResultBuilder]: At program point L313(line 313) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 299 323) no Hoare annotation was computed. [2023-04-02 04:08:38,798 INFO L895 garLoopResultBuilder]: At program point L309(line 309) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,798 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 315) no Hoare annotation was computed. [2023-04-02 04:08:38,799 INFO L895 garLoopResultBuilder]: At program point L305(line 305) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,799 INFO L899 garLoopResultBuilder]: For program point L305-1(line 305) no Hoare annotation was computed. [2023-04-02 04:08:38,799 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 320) no Hoare annotation was computed. [2023-04-02 04:08:38,799 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 299 323) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,799 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2023-04-02 04:08:38,799 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2023-04-02 04:08:38,799 INFO L895 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,799 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 227) no Hoare annotation was computed. [2023-04-02 04:08:38,799 INFO L899 garLoopResultBuilder]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2023-04-02 04:08:38,800 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 191 254) no Hoare annotation was computed. [2023-04-02 04:08:38,800 INFO L895 garLoopResultBuilder]: At program point L213(line 213) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,800 INFO L895 garLoopResultBuilder]: At program point L244(lines 201 246) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,800 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 217) no Hoare annotation was computed. [2023-04-02 04:08:38,800 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 211 217) no Hoare annotation was computed. [2023-04-02 04:08:38,800 INFO L899 garLoopResultBuilder]: For program point L203(lines 203 207) no Hoare annotation was computed. [2023-04-02 04:08:38,800 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 191 254) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,800 INFO L895 garLoopResultBuilder]: At program point L247(lines 200 248) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 241) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L895 garLoopResultBuilder]: At program point L237-2(lines 231 242) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point L202(lines 201 246) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 242) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 191 254) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 324 331) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 324 331) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 324 331) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 514 522) no Hoare annotation was computed. [2023-04-02 04:08:38,801 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 514 522) the Hoare annotation is: true [2023-04-02 04:08:38,802 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 514 522) no Hoare annotation was computed. [2023-04-02 04:08:38,802 INFO L895 garLoopResultBuilder]: At program point L557(line 557) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,802 INFO L899 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2023-04-02 04:08:38,802 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 564) no Hoare annotation was computed. [2023-04-02 04:08:38,802 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 542 570) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:38,802 INFO L895 garLoopResultBuilder]: At program point L552(line 552) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2023-04-02 04:08:38,802 INFO L899 garLoopResultBuilder]: For program point L552-1(line 552) no Hoare annotation was computed. [2023-04-02 04:08:38,802 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 567) no Hoare annotation was computed. [2023-04-02 04:08:38,802 INFO L899 garLoopResultBuilder]: For program point L550-1(lines 542 570) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L895 garLoopResultBuilder]: At program point L548(line 548) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 542 570) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point L548-1(line 548) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 534 541) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1FINAL(lines 534 541) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 534 541) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point L490(lines 490 498) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 482 504) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 482 504) no Hoare annotation was computed. [2023-04-02 04:08:38,803 INFO L899 garLoopResultBuilder]: For program point L490-2(lines 490 498) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 482 504) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point L338-1(line 338) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 333 349) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 333 349) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point L344(line 344) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point L344-1(lines 333 349) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 346) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point L338(line 338) no Hoare annotation was computed. [2023-04-02 04:08:38,804 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 505 513) no Hoare annotation was computed. [2023-04-02 04:08:38,805 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 505 513) no Hoare annotation was computed. [2023-04-02 04:08:38,805 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 505 513) no Hoare annotation was computed. [2023-04-02 04:08:38,805 INFO L895 garLoopResultBuilder]: At program point L280(line 280) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,806 INFO L895 garLoopResultBuilder]: At program point L278(lines 278 284) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,806 INFO L895 garLoopResultBuilder]: At program point L273(line 273) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:38,806 INFO L899 garLoopResultBuilder]: For program point L271(lines 270 289) no Hoare annotation was computed. [2023-04-02 04:08:38,806 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2023-04-02 04:08:38,806 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 267 290) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,806 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2023-04-02 04:08:38,806 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2023-04-02 04:08:38,806 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2023-04-02 04:08:38,807 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2023-04-02 04:08:38,807 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2023-04-02 04:08:38,807 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2023-04-02 04:08:38,807 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2023-04-02 04:08:38,807 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2023-04-02 04:08:38,807 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2023-04-02 04:08:38,807 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-02 04:08:38,807 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-04-02 04:08:38,807 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 473 481) the Hoare annotation is: true [2023-04-02 04:08:38,807 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 473 481) no Hoare annotation was computed. [2023-04-02 04:08:38,807 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 473 481) no Hoare annotation was computed. [2023-04-02 04:08:38,808 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 437 448) no Hoare annotation was computed. [2023-04-02 04:08:38,808 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 437 448) the Hoare annotation is: true [2023-04-02 04:08:38,808 INFO L899 garLoopResultBuilder]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2023-04-02 04:08:38,808 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 449 460) no Hoare annotation was computed. [2023-04-02 04:08:38,808 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 449 460) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:08:38,808 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2023-04-02 04:08:38,808 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 524 531) no Hoare annotation was computed. [2023-04-02 04:08:38,808 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 524 531) the Hoare annotation is: true [2023-04-02 04:08:38,808 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 524 531) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 174 180) the Hoare annotation is: true [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 174 180) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 369 377) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 369 377) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 369 377) the Hoare annotation is: true [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 393) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point L385-2(lines 385 393) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2023-04-02 04:08:38,809 INFO L899 garLoopResultBuilder]: For program point L408-1(line 408) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 378 413) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 405) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point L397-2(lines 397 405) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 378 413) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 378 413) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 578 623) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 578 623) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 578 623) no Hoare annotation was computed. [2023-04-02 04:08:38,810 INFO L895 garLoopResultBuilder]: At program point L123(line 123) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0))) [2023-04-02 04:08:38,811 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 118 128) no Hoare annotation was computed. [2023-04-02 04:08:38,811 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 118 128) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:38,811 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 118 128) no Hoare annotation was computed. [2023-04-02 04:08:38,811 INFO L899 garLoopResultBuilder]: For program point L363(line 363) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 358 368) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point L363-1(line 363) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 358 368) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 358 368) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 350 357) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 350 357) the Hoare annotation is: true [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 350 357) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 872) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point L859(lines 859 879) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point L859-1(lines 859 879) no Hoare annotation was computed. [2023-04-02 04:08:38,812 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 845 890) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 845 890) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 845 890) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 157 166) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 157 166) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 157 166) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point L766(lines 766 770) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point L830(lines 830 841) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 797) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point L791-2(lines 791 811) no Hoare annotation was computed. [2023-04-02 04:08:38,813 INFO L899 garLoopResultBuilder]: For program point L812(lines 790 813) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 742 844) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 742 844) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 787) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 838) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L792(lines 791 811) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L823(line 823) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L823-1(line 823) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 829) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 742 844) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L807(line 807) no Hoare annotation was computed. [2023-04-02 04:08:38,814 INFO L899 garLoopResultBuilder]: For program point L807-1(line 807) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point L465-1(lines 461 472) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 461 472) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 461 472) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,815 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 109 115) no Hoare annotation was computed. [2023-04-02 04:08:38,816 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 109 115) the Hoare annotation is: true [2023-04-02 04:08:38,816 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,816 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:08:38,816 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:38,816 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:08:38,819 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:08:38,821 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:08:38,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:08:38 BoogieIcfgContainer [2023-04-02 04:08:38,835 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:08:38,836 INFO L158 Benchmark]: Toolchain (without parser) took 7231.97ms. Allocated memory was 184.5MB in the beginning and 439.4MB in the end (delta: 254.8MB). Free memory was 133.2MB in the beginning and 181.9MB in the end (delta: -48.7MB). Peak memory consumption was 238.4MB. Max. memory is 8.0GB. [2023-04-02 04:08:38,836 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:08:38,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.78ms. Allocated memory is still 184.5MB. Free memory was 132.8MB in the beginning and 114.6MB in the end (delta: 18.2MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:38,836 INFO L158 Benchmark]: Boogie Preprocessor took 87.67ms. Allocated memory is still 184.5MB. Free memory was 114.6MB in the beginning and 111.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-02 04:08:38,837 INFO L158 Benchmark]: RCFGBuilder took 790.89ms. Allocated memory was 184.5MB in the beginning and 352.3MB in the end (delta: 167.8MB). Free memory was 111.1MB in the beginning and 297.8MB in the end (delta: -186.6MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. [2023-04-02 04:08:38,837 INFO L158 Benchmark]: TraceAbstraction took 5962.61ms. Allocated memory was 352.3MB in the beginning and 439.4MB in the end (delta: 87.0MB). Free memory was 297.3MB in the beginning and 181.9MB in the end (delta: 115.3MB). Peak memory consumption was 233.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:38,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 385.78ms. Allocated memory is still 184.5MB. Free memory was 132.8MB in the beginning and 114.6MB in the end (delta: 18.2MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.67ms. Allocated memory is still 184.5MB. Free memory was 114.6MB in the beginning and 111.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 790.89ms. Allocated memory was 184.5MB in the beginning and 352.3MB in the end (delta: 167.8MB). Free memory was 111.1MB in the beginning and 297.8MB in the end (delta: -186.6MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. * TraceAbstraction took 5962.61ms. Allocated memory was 352.3MB in the beginning and 439.4MB in the end (delta: 87.0MB). Free memory was 297.3MB in the beginning and 181.9MB in the end (delta: 115.3MB). Peak memory consumption was 233.8MB. 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: 528]: 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, 229 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1041 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1000 mSDsluCounter, 278 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 215 mSDsCounter, 529 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1877 IncrementalHoareTripleChecker+Invalid, 2406 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 529 mSolverCounterUnsat, 63 mSDtfsCounter, 1877 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=0, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 246 PreInvPairs, 278 NumberOfFragments, 603 HoareAnnotationTreeSize, 246 FomulaSimplifications, 16874 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 680 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 04:08:38,858 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...