/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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:07:43,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:07:43,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:07:43,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:07:43,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:07:43,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:07:43,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:07:43,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:07:43,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:07:43,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:07:43,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:07:43,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:07:43,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:07:43,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:07:43,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:07:43,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:07:43,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:07:43,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:07:43,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:07:43,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:07:43,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:07:43,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:07:43,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:07:43,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:07:43,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:07:43,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:07:43,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:07:43,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:07:43,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:07:43,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:07:43,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:07:43,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:07:43,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:07:43,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:07:43,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:07:43,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:07:43,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:07:43,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:07:43,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:07:43,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:07:43,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:07:43,121 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 04:07:43,139 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:07:43,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:07:43,139 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:07:43,140 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:07:43,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:07:43,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:07:43,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:07:43,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:07:43,144 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:07:43,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:07:43,144 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:07:43,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:07:43,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:07:43,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:07:43,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:07:43,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:07:43,146 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:07:43,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:07:43,147 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:07:43,147 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:07:43,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:07:43,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:07:43,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:07:43,341 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:07:43,341 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:07:43,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2023-04-02 04:07:44,357 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:07:44,516 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:07:44,517 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2023-04-02 04:07:44,523 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e4514e5/94537e70600848a6b065d1a84b15cde7/FLAGd822372c7 [2023-04-02 04:07:44,534 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7e4514e5/94537e70600848a6b065d1a84b15cde7 [2023-04-02 04:07:44,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:07:44,539 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:07:44,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:07:44,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:07:44,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:07:44,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704bfaa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44, skipping insertion in model container [2023-04-02 04:07:44,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:07:44,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:07:44,748 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_product11.cil.c[14638,14651] [2023-04-02 04:07:44,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:07:44,778 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:07:44,841 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_product11.cil.c[14638,14651] [2023-04-02 04:07:44,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:07:44,871 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:07:44,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44 WrapperNode [2023-04-02 04:07:44,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:07:44,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:07:44,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:07:44,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:07:44,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,930 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:07:44,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:07:44,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:07:44,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:07:44,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (1/1) ... [2023-04-02 04:07:44,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:07:44,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:07:44,973 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 04:07:44,975 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 04:07:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:07:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:07:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:07:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:07:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:07:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:07:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:07:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:07:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:07:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:07:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:07:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:07:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:07:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:07:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:07:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:07:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:07:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:07:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:07:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:07:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:07:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:07:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:07:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:07:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:07:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-02 04:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:07:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:07:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:07:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:07:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:07:45,170 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:07:45,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:07:45,506 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:07:45,511 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:07:45,511 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:07:45,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:07:45 BoogieIcfgContainer [2023-04-02 04:07:45,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:07:45,515 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:07:45,515 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:07:45,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:07:45,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:07:44" (1/3) ... [2023-04-02 04:07:45,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d4b542b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:07:45, skipping insertion in model container [2023-04-02 04:07:45,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:07:44" (2/3) ... [2023-04-02 04:07:45,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d4b542b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:07:45, skipping insertion in model container [2023-04-02 04:07:45,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:07:45" (3/3) ... [2023-04-02 04:07:45,519 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2023-04-02 04:07:45,532 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:07:45,532 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:07:45,573 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:07:45,577 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;@634c9fca, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:07:45,578 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:07:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 81 states have (on average 1.308641975308642) internal successors, (106), 92 states have internal predecessors, (106), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-04-02 04:07:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:07:45,587 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:45,587 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 04:07:45,588 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:45,591 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:45,591 INFO L85 PathProgramCache]: Analyzing trace with hash -198540211, now seen corresponding path program 1 times [2023-04-02 04:07:45,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:45,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776712775] [2023-04-02 04:07:45,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:45,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:07:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:07:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:45,907 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 04:07:45,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:45,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776712775] [2023-04-02 04:07:45,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776712775] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:45,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:45,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:07:45,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273104671] [2023-04-02 04:07:45,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:45,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:07:45,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:45,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:07:45,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:07:45,944 INFO L87 Difference]: Start difference. First operand has 149 states, 81 states have (on average 1.308641975308642) internal successors, (106), 92 states have internal predecessors, (106), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) 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 04:07:46,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:46,268 INFO L93 Difference]: Finished difference Result 219 states and 292 transitions. [2023-04-02 04:07:46,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:07:46,270 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 04:07:46,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:46,280 INFO L225 Difference]: With dead ends: 219 [2023-04-02 04:07:46,280 INFO L226 Difference]: Without dead ends: 125 [2023-04-02 04:07:46,284 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 04:07:46,287 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 71 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:46,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 66 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:07:46,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-04-02 04:07:46,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 95. [2023-04-02 04:07:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 55 states have (on average 1.2545454545454546) internal successors, (69), 62 states have internal predecessors, (69), 23 states have call successors, (23), 21 states have call predecessors, (23), 16 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-04-02 04:07:46,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2023-04-02 04:07:46,342 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 51 [2023-04-02 04:07:46,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:46,342 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2023-04-02 04:07:46,342 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 04:07:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2023-04-02 04:07:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:07:46,344 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:46,344 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 04:07:46,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:07:46,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:46,345 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:46,345 INFO L85 PathProgramCache]: Analyzing trace with hash -80050681, now seen corresponding path program 1 times [2023-04-02 04:07:46,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:46,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551259138] [2023-04-02 04:07:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:46,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:07:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:07:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,454 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 04:07:46,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:46,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551259138] [2023-04-02 04:07:46,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551259138] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:46,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:46,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:07:46,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138367318] [2023-04-02 04:07:46,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:46,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:07:46,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:46,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:07:46,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:07:46,458 INFO L87 Difference]: Start difference. First operand 95 states and 110 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 04:07:46,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:46,704 INFO L93 Difference]: Finished difference Result 155 states and 193 transitions. [2023-04-02 04:07:46,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:07:46,704 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 04:07:46,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:46,707 INFO L225 Difference]: With dead ends: 155 [2023-04-02 04:07:46,707 INFO L226 Difference]: Without dead ends: 115 [2023-04-02 04:07:46,710 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 04:07:46,712 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 140 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:46,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 38 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:07:46,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-04-02 04:07:46,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 86. [2023-04-02 04:07:46,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 49 states have (on average 1.2653061224489797) internal successors, (62), 56 states have internal predecessors, (62), 20 states have call successors, (20), 20 states have call predecessors, (20), 16 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-04-02 04:07:46,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2023-04-02 04:07:46,735 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 52 [2023-04-02 04:07:46,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:46,735 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2023-04-02 04:07:46,735 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 04:07:46,735 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2023-04-02 04:07:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-02 04:07:46,741 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:46,741 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 04:07:46,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:07:46,742 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:46,742 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:46,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1317416314, now seen corresponding path program 1 times [2023-04-02 04:07:46,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:46,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695745203] [2023-04-02 04:07:46,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:46,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 04:07:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 04:07:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:46,944 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 04:07:46,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:46,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695745203] [2023-04-02 04:07:46,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695745203] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:46,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:46,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:07:46,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84189473] [2023-04-02 04:07:46,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:46,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:07:46,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:46,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:07:46,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:07:46,947 INFO L87 Difference]: Start difference. First operand 86 states and 98 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 04:07:47,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:47,473 INFO L93 Difference]: Finished difference Result 298 states and 378 transitions. [2023-04-02 04:07:47,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:07:47,474 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 04:07:47,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:47,475 INFO L225 Difference]: With dead ends: 298 [2023-04-02 04:07:47,476 INFO L226 Difference]: Without dead ends: 240 [2023-04-02 04:07:47,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-04-02 04:07:47,477 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 294 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:47,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 103 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:07:47,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-04-02 04:07:47,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 175. [2023-04-02 04:07:47,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 108 states have (on average 1.3240740740740742) internal successors, (143), 120 states have internal predecessors, (143), 35 states have call successors, (35), 35 states have call predecessors, (35), 31 states have return successors, (32), 31 states have call predecessors, (32), 31 states have call successors, (32) [2023-04-02 04:07:47,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 210 transitions. [2023-04-02 04:07:47,507 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 210 transitions. Word has length 56 [2023-04-02 04:07:47,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:47,507 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 210 transitions. [2023-04-02 04:07:47,507 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 04:07:47,507 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 210 transitions. [2023-04-02 04:07:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-02 04:07:47,508 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:47,508 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] [2023-04-02 04:07:47,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:07:47,508 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:47,508 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:47,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1322630626, now seen corresponding path program 1 times [2023-04-02 04:07:47,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:47,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304662569] [2023-04-02 04:07:47,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:47,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-04-02 04:07:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:07:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:07:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:47,669 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 04:07:47,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:47,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304662569] [2023-04-02 04:07:47,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304662569] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:47,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:47,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 04:07:47,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385366859] [2023-04-02 04:07:47,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:47,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 04:07:47,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:47,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 04:07:47,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 04:07:47,671 INFO L87 Difference]: Start difference. First operand 175 states and 210 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 5 states have internal predecessors, (35), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:07:48,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:48,097 INFO L93 Difference]: Finished difference Result 521 states and 681 transitions. [2023-04-02 04:07:48,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:07:48,097 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 5 states have internal predecessors, (35), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 59 [2023-04-02 04:07:48,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:48,100 INFO L225 Difference]: With dead ends: 521 [2023-04-02 04:07:48,100 INFO L226 Difference]: Without dead ends: 374 [2023-04-02 04:07:48,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2023-04-02 04:07:48,101 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 152 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:48,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 73 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:07:48,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2023-04-02 04:07:48,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 298. [2023-04-02 04:07:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 187 states have (on average 1.3101604278074865) internal successors, (245), 210 states have internal predecessors, (245), 57 states have call successors, (57), 57 states have call predecessors, (57), 53 states have return successors, (58), 53 states have call predecessors, (58), 53 states have call successors, (58) [2023-04-02 04:07:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 360 transitions. [2023-04-02 04:07:48,144 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 360 transitions. Word has length 59 [2023-04-02 04:07:48,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:48,144 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 360 transitions. [2023-04-02 04:07:48,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 5 states have internal predecessors, (35), 3 states have call successors, (15), 5 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 04:07:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 360 transitions. [2023-04-02 04:07:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-04-02 04:07:48,146 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:07:48,146 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] [2023-04-02 04:07:48,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:07:48,146 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:07:48,146 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:07:48,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1933702854, now seen corresponding path program 1 times [2023-04-02 04:07:48,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:07:48,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430699138] [2023-04-02 04:07:48,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:07:48,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:07:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:07:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:07:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:07:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:07:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:07:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:07:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 04:07:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:07:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:07:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 04:07:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:07:48,271 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 04:07:48,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:07:48,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430699138] [2023-04-02 04:07:48,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430699138] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:07:48,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:07:48,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:07:48,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013683461] [2023-04-02 04:07:48,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:07:48,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:07:48,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:07:48,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:07:48,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:07:48,273 INFO L87 Difference]: Start difference. First operand 298 states and 360 transitions. Second operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:07:48,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:07:48,622 INFO L93 Difference]: Finished difference Result 613 states and 806 transitions. [2023-04-02 04:07:48,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 04:07:48,623 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 63 [2023-04-02 04:07:48,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:07:48,623 INFO L225 Difference]: With dead ends: 613 [2023-04-02 04:07:48,623 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:07:48,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2023-04-02 04:07:48,626 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 142 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:07:48,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 52 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:07:48,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:07:48,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:07:48,627 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 04:07:48,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:07:48,627 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2023-04-02 04:07:48,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:07:48,627 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:07:48,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-02 04:07:48,627 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:07:48,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:07:48,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:07:48,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:07:48,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:07:50,165 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:07:50,165 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:07:50,165 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:07:50,165 INFO L899 garLoopResultBuilder]: For program point L187(lines 164 188) no Hoare annotation was computed. [2023-04-02 04:07:50,165 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 140 195) no Hoare annotation was computed. [2023-04-02 04:07:50,165 INFO L899 garLoopResultBuilder]: For program point L171(lines 171 175) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 171 175) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 140 195) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 140 195) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L165-2(lines 165 186) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 247) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L248(lines 221 249) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 196 255) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L241-1(line 241) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 196 255) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 196 255) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 78 86) no Hoare annotation was computed. [2023-04-02 04:07:50,166 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 78 86) no Hoare annotation was computed. [2023-04-02 04:07:50,167 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 78 86) the Hoare annotation is: true [2023-04-02 04:07:50,167 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 876 898) no Hoare annotation was computed. [2023-04-02 04:07:50,167 INFO L895 garLoopResultBuilder]: At program point L888(line 888) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= main_~tmp~6 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,167 INFO L895 garLoopResultBuilder]: At program point L888-1(line 888) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= main_~tmp~6 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,167 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 893) no Hoare annotation was computed. [2023-04-02 04:07:50,167 INFO L899 garLoopResultBuilder]: For program point L886-1(lines 886 893) no Hoare annotation was computed. [2023-04-02 04:07:50,167 INFO L899 garLoopResultBuilder]: For program point L884(line 884) no Hoare annotation was computed. [2023-04-02 04:07:50,167 INFO L895 garLoopResultBuilder]: At program point L883(line 883) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,168 INFO L895 garLoopResultBuilder]: At program point L882(line 882) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,168 INFO L895 garLoopResultBuilder]: At program point L882-1(line 882) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 876 898) no Hoare annotation was computed. [2023-04-02 04:07:50,168 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 876 898) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 834 857) no Hoare annotation was computed. [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 834 857) no Hoare annotation was computed. [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point L852(line 852) no Hoare annotation was computed. [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point L851(line 851) no Hoare annotation was computed. [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point L850(line 850) no Hoare annotation was computed. [2023-04-02 04:07:50,168 INFO L899 garLoopResultBuilder]: For program point L849(line 849) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L848(line 848) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L847(line 847) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L846(line 846) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L845(line 845) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L844(line 844) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L843(line 843) no Hoare annotation was computed. [2023-04-02 04:07:50,172 INFO L899 garLoopResultBuilder]: For program point L842(line 842) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 834 857) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point L841(line 841) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point L840(line 840) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point L839(line 839) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 588 602) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point L592(lines 592 598) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 588 602) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~systemActive~0)| ~systemActive~0))) [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point stopSystemFINAL(lines 588 602) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L895 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 64 70) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 64 70) the Hoare annotation is: true [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 407 452) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 434) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 407 452) no Hoare annotation was computed. [2023-04-02 04:07:50,173 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 407 452) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 441) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L421-1(lines 421 441) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 491 497) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L902 garLoopResultBuilder]: At program point processEnvironmentFINAL(lines 491 497) the Hoare annotation is: true [2023-04-02 04:07:50,174 INFO L895 garLoopResultBuilder]: At program point L665(lines 616 666) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 607 672) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L895 garLoopResultBuilder]: At program point L655(line 655) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L653(lines 653 659) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L895 garLoopResultBuilder]: At program point L653-1(lines 647 660) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L618(lines 617 664) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 607 672) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L647(lines 647 660) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L895 garLoopResultBuilder]: At program point L639(line 639) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 643) no Hoare annotation was computed. [2023-04-02 04:07:50,174 INFO L899 garLoopResultBuilder]: For program point L637-1(lines 637 643) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L895 garLoopResultBuilder]: At program point L662(lines 617 664) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,175 INFO L895 garLoopResultBuilder]: At program point L629(line 629) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L627(lines 627 633) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 623) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 607 672) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 711) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 714) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L895 garLoopResultBuilder]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L702-1(line 702) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L700(lines 700 717) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L700-1(lines 692 720) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L895 garLoopResultBuilder]: At program point L698(line 698) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:07:50,175 INFO L899 garLoopResultBuilder]: For program point L698-1(line 698) no Hoare annotation was computed. [2023-04-02 04:07:50,175 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 692 720) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 692 720) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L895 garLoopResultBuilder]: At program point L707(line 707) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 786) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 770 792) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 770 792) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 770 792) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 684 691) 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 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1FINAL(lines 684 691) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 684 691) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L512(line 512) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L512-1(line 512) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 507 523) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 507 523) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 507 523) no Hoare annotation was computed. [2023-04-02 04:07:50,176 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 520) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 793 801) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 793 801) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 793 801) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 761 769) the Hoare annotation is: true [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 761 769) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 761 769) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L895 garLoopResultBuilder]: At program point L480(line 480) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 0 ~systemActive~0)))) [2023-04-02 04:07:50,177 INFO L895 garLoopResultBuilder]: At program point L478(lines 478 484) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,177 INFO L895 garLoopResultBuilder]: At program point L473(line 473) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point L471(lines 470 489) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 467 490) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 467 490) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 467 490) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 804 833) no Hoare annotation was computed. [2023-04-02 04:07:50,177 INFO L902 garLoopResultBuilder]: At program point L829(lines 804 833) the Hoare annotation is: true [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point L825(line 825) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 822) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L902 garLoopResultBuilder]: At program point L818-1(lines 818 822) the Hoare annotation is: true [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point L815(line 815) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L902 garLoopResultBuilder]: At program point L814-2(lines 814 828) the Hoare annotation is: true [2023-04-02 04:07:50,178 INFO L902 garLoopResultBuilder]: At program point L810(line 810) the Hoare annotation is: true [2023-04-02 04:07:50,178 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 804 833) the Hoare annotation is: true [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point L810-1(line 810) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 725 736) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 725 736) the Hoare annotation is: true [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point L729-1(lines 725 736) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 737 748) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 737 748) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point L741-1(lines 737 748) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 674 681) no Hoare annotation was computed. [2023-04-02 04:07:50,178 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 674 681) the Hoare annotation is: true [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 678) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 674 681) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 71 77) the Hoare annotation is: true [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 71 77) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__baseEXIT(lines 498 505) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__baseFINAL(lines 498 505) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 498 505) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 543 551) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 543 551) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 543 551) the Hoare annotation is: true [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 579) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point L571-2(lines 571 579) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 567) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 552 587) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point L559-2(lines 559 567) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 552 587) no Hoare annotation was computed. [2023-04-02 04:07:50,179 INFO L899 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point L582-1(line 582) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 552 587) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 94 139) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 94 139) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 94 139) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 865 875) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 865 875) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 865 875) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L895 garLoopResultBuilder]: At program point L870(line 870) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 532 542) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 532 542) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point L537-1(line 537) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 532 542) no Hoare annotation was computed. [2023-04-02 04:07:50,180 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 524 531) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 524 531) the Hoare annotation is: true [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 524 531) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 388) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 395) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 361 406) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 361 406) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 361 406) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 54 63) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 54 63) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 54 63) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L287(lines 287 303) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 354) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L308(lines 307 327) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L339(line 339) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L339-1(line 339) no Hoare annotation was computed. [2023-04-02 04:07:50,181 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 345) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 258 360) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 258 360) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L323(line 323) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L323-1(line 323) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 357) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 313) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 258 360) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L307-2(lines 307 327) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point L328(lines 306 329) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,182 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 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,182 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,183 INFO L899 garLoopResultBuilder]: For program point L753-1(lines 749 760) no Hoare annotation was computed. [2023-04-02 04:07:50,183 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 749 760) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:07:50,183 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 749 760) no Hoare annotation was computed. [2023-04-02 04:07:50,183 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 858 864) no Hoare annotation was computed. [2023-04-02 04:07:50,183 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 858 864) the Hoare annotation is: true [2023-04-02 04:07:50,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,183 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 04:07:50,183 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:07:50,183 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:07:50,186 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:07:50,187 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:07:50,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:07:50 BoogieIcfgContainer [2023-04-02 04:07:50,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:07:50,196 INFO L158 Benchmark]: Toolchain (without parser) took 5657.92ms. Allocated memory was 388.0MB in the beginning and 591.4MB in the end (delta: 203.4MB). Free memory was 346.3MB in the beginning and 367.9MB in the end (delta: -21.6MB). Peak memory consumption was 345.4MB. Max. memory is 8.0GB. [2023-04-02 04:07:50,197 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 202.4MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:07:50,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.77ms. Allocated memory is still 388.0MB. Free memory was 346.3MB in the beginning and 328.0MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:07:50,197 INFO L158 Benchmark]: Boogie Preprocessor took 69.08ms. Allocated memory is still 388.0MB. Free memory was 328.0MB in the beginning and 324.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:07:50,197 INFO L158 Benchmark]: RCFGBuilder took 571.26ms. Allocated memory is still 388.0MB. Free memory was 324.8MB in the beginning and 286.6MB in the end (delta: 38.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:07:50,197 INFO L158 Benchmark]: TraceAbstraction took 4681.29ms. Allocated memory was 388.0MB in the beginning and 591.4MB in the end (delta: 203.4MB). Free memory was 286.0MB in the beginning and 367.9MB in the end (delta: -81.9MB). Peak memory consumption was 285.7MB. Max. memory is 8.0GB. [2023-04-02 04:07:50,198 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 202.4MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 330.77ms. Allocated memory is still 388.0MB. Free memory was 346.3MB in the beginning and 328.0MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 69.08ms. Allocated memory is still 388.0MB. Free memory was 328.0MB in the beginning and 324.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 571.26ms. Allocated memory is still 388.0MB. Free memory was 324.8MB in the beginning and 286.6MB in the end (delta: 38.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 4681.29ms. Allocated memory was 388.0MB in the beginning and 591.4MB in the end (delta: 203.4MB). Free memory was 286.0MB in the beginning and 367.9MB in the end (delta: -81.9MB). Peak memory consumption was 285.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 678]: 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 38 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 836 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 799 mSDsluCounter, 332 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 265 mSDsCounter, 448 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1833 IncrementalHoareTripleChecker+Invalid, 2281 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 448 mSolverCounterUnsat, 67 mSDtfsCounter, 1833 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=298occurred in iteration=4, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 200 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 351 PreInvPairs, 436 NumberOfFragments, 561 HoareAnnotationTreeSize, 351 FomulaSimplifications, 30110 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 46 FomulaSimplificationsInter, 3409 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 660 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: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-02 04:07:50,219 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...