/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_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:08:18,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:08:18,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:08:18,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:08:18,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:08:18,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:08:18,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:08:18,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:08:18,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:08:18,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:08:18,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:08:18,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:08:18,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:08:18,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:08:18,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:08:18,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:08:18,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:08:18,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:08:18,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:08:18,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:08:18,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:08:18,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:08:18,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:08:18,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:08:18,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:08:18,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:08:18,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:08:18,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:08:18,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:08:18,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:08:18,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:08:18,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:08:18,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:08:18,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:08:18,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:08:18,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:08:18,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:08:18,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:08:18,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:08:18,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:08:18,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:08:18,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 04:08:18,199 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:08:18,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:08:18,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:08:18,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:08:18,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:08:18,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:08:18,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:08:18,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:08:18,203 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:08:18,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:08:18,204 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:08:18,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:08:18,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:08:18,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:08:18,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:08:18,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:08:18,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:08:18,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:08:18,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:18,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:08:18,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:08:18,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:08:18,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:08:18,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:08:18,207 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:08:18,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:08:18,207 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:08:18,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:08:18,207 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:08:18,207 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:08:18,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:08:18,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:08:18,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:08:18,441 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:08:18,441 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:08:18,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2023-04-02 04:08:19,585 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:08:19,822 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:08:19,822 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2023-04-02 04:08:19,844 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46bfda88b/6ae57811d3594a8296e7ffb301897a96/FLAGfbcb895f1 [2023-04-02 04:08:19,857 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46bfda88b/6ae57811d3594a8296e7ffb301897a96 [2023-04-02 04:08:19,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:08:19,860 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:08:19,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:19,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:08:19,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:08:19,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:19" (1/1) ... [2023-04-02 04:08:19,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11764a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:19, skipping insertion in model container [2023-04-02 04:08:19,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:08:19" (1/1) ... [2023-04-02 04:08:19,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:08:19,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:08:20,143 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_product22.cil.c[16136,16149] [2023-04-02 04:08:20,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:20,179 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:08:20,258 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_product22.cil.c[16136,16149] [2023-04-02 04:08:20,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:08:20,311 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:08:20,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20 WrapperNode [2023-04-02 04:08:20,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:08:20,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:08:20,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:08:20,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:08:20,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,363 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:08:20,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:08:20,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:08:20,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:08:20,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (1/1) ... [2023-04-02 04:08:20,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:08:20,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:08:20,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 04:08:20,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 04:08:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:08:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:08:20,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:08:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:08:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:08:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:08:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:08:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:08:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:08:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:08:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:08:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:08:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:08:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:08:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:08:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:08:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:08:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:08:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:08:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:08:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:08:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:08:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:08:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-02 04:08:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-02 04:08:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:08:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:08:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:08:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:08:20,667 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:08:20,669 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:08:21,179 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:08:21,187 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:08:21,188 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:08:21,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:21 BoogieIcfgContainer [2023-04-02 04:08:21,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:08:21,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:08:21,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:08:21,197 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:08:21,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:08:19" (1/3) ... [2023-04-02 04:08:21,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f8660b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:21, skipping insertion in model container [2023-04-02 04:08:21,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:08:20" (2/3) ... [2023-04-02 04:08:21,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f8660b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:08:21, skipping insertion in model container [2023-04-02 04:08:21,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:08:21" (3/3) ... [2023-04-02 04:08:21,200 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2023-04-02 04:08:21,216 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:08:21,216 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:08:21,263 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:08:21,270 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;@7733c94f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:08:21,271 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:08:21,276 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 106 states have internal predecessors, (121), 47 states have call successors, (47), 28 states have call predecessors, (47), 28 states have return successors, (47), 43 states have call predecessors, (47), 47 states have call successors, (47) [2023-04-02 04:08:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-02 04:08:21,287 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:21,288 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:21,288 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:21,292 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:21,292 INFO L85 PathProgramCache]: Analyzing trace with hash -2037196647, now seen corresponding path program 1 times [2023-04-02 04:08:21,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:21,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092393967] [2023-04-02 04:08:21,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 04:08:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:08:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:21,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:21,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092393967] [2023-04-02 04:08:21,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092393967] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:21,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:21,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:08:21,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622697115] [2023-04-02 04:08:21,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:21,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:08:21,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:21,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:08:21,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:21,730 INFO L87 Difference]: Start difference. First operand has 171 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 106 states have internal predecessors, (121), 47 states have call successors, (47), 28 states have call predecessors, (47), 28 states have return successors, (47), 43 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:22,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:22,187 INFO L93 Difference]: Finished difference Result 288 states and 379 transitions. [2023-04-02 04:08:22,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:08:22,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2023-04-02 04:08:22,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:22,206 INFO L225 Difference]: With dead ends: 288 [2023-04-02 04:08:22,206 INFO L226 Difference]: Without dead ends: 161 [2023-04-02 04:08:22,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:08:22,216 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 167 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:22,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 63 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:22,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-04-02 04:08:22,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 128. [2023-04-02 04:08:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 74 states have (on average 1.2432432432432432) internal successors, (92), 84 states have internal predecessors, (92), 32 states have call successors, (32), 26 states have call predecessors, (32), 21 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2023-04-02 04:08:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2023-04-02 04:08:22,298 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2023-04-02 04:08:22,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:22,298 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2023-04-02 04:08:22,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2023-04-02 04:08:22,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-02 04:08:22,307 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:22,307 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:22,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:08:22,308 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:22,308 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:22,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1235690387, now seen corresponding path program 1 times [2023-04-02 04:08:22,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:22,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36533220] [2023-04-02 04:08:22,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:22,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:08:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:08:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:22,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:22,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:22,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36533220] [2023-04-02 04:08:22,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36533220] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:22,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:22,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:08:22,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419874299] [2023-04-02 04:08:22,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:22,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:08:22,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:22,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:08:22,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:08:22,499 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:22,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:22,916 INFO L93 Difference]: Finished difference Result 229 states and 286 transitions. [2023-04-02 04:08:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:08:22,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 52 [2023-04-02 04:08:22,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:22,923 INFO L225 Difference]: With dead ends: 229 [2023-04-02 04:08:22,923 INFO L226 Difference]: Without dead ends: 151 [2023-04-02 04:08:22,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:08:22,932 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 189 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:22,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 38 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:22,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-04-02 04:08:22,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 119. [2023-04-02 04:08:22,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 68 states have (on average 1.25) internal successors, (85), 78 states have internal predecessors, (85), 29 states have call successors, (29), 25 states have call predecessors, (29), 21 states have return successors, (25), 21 states have call predecessors, (25), 25 states have call successors, (25) [2023-04-02 04:08:22,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2023-04-02 04:08:22,974 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2023-04-02 04:08:22,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:22,975 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2023-04-02 04:08:22,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-02 04:08:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2023-04-02 04:08:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-04-02 04:08:22,978 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:22,978 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] [2023-04-02 04:08:22,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:08:22,979 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:22,979 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:22,979 INFO L85 PathProgramCache]: Analyzing trace with hash -41225634, now seen corresponding path program 1 times [2023-04-02 04:08:22,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:22,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541106838] [2023-04-02 04:08:22,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:22,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 04:08:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:08:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:23,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:23,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541106838] [2023-04-02 04:08:23,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541106838] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:23,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:23,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:23,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405934612] [2023-04-02 04:08:23,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:23,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:23,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:23,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:23,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:23,260 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:08:23,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:23,855 INFO L93 Difference]: Finished difference Result 242 states and 305 transitions. [2023-04-02 04:08:23,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 04:08:23,856 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 6 states have internal predecessors, (35), 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 57 [2023-04-02 04:08:23,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:23,859 INFO L225 Difference]: With dead ends: 242 [2023-04-02 04:08:23,859 INFO L226 Difference]: Without dead ends: 151 [2023-04-02 04:08:23,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2023-04-02 04:08:23,860 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 269 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:23,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 48 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-02 04:08:23,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-04-02 04:08:23,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 119. [2023-04-02 04:08:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 68 states have (on average 1.2352941176470589) internal successors, (84), 77 states have internal predecessors, (84), 29 states have call successors, (29), 25 states have call predecessors, (29), 21 states have return successors, (25), 21 states have call predecessors, (25), 25 states have call successors, (25) [2023-04-02 04:08:23,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2023-04-02 04:08:23,898 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2023-04-02 04:08:23,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:23,929 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2023-04-02 04:08:23,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (14), 6 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 04:08:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2023-04-02 04:08:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-04-02 04:08:23,931 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:23,931 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:23,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:08:23,932 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:23,932 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:23,932 INFO L85 PathProgramCache]: Analyzing trace with hash -23315710, now seen corresponding path program 1 times [2023-04-02 04:08:23,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:23,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459037947] [2023-04-02 04:08:23,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:23,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-04-02 04:08:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:08:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:08:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 04:08:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 04:08:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:24,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:24,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459037947] [2023-04-02 04:08:24,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459037947] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:24,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:24,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:08:24,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731819519] [2023-04-02 04:08:24,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:24,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:08:24,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:24,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:08:24,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:08:24,226 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 4 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 04:08:25,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:25,086 INFO L93 Difference]: Finished difference Result 373 states and 496 transitions. [2023-04-02 04:08:25,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 04:08:25,086 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 4 states have call predecessors, (11), 3 states have call successors, (11) Word has length 70 [2023-04-02 04:08:25,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:25,091 INFO L225 Difference]: With dead ends: 373 [2023-04-02 04:08:25,091 INFO L226 Difference]: Without dead ends: 282 [2023-04-02 04:08:25,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2023-04-02 04:08:25,100 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 389 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:25,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [403 Valid, 88 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-02 04:08:25,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-04-02 04:08:25,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 200. [2023-04-02 04:08:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 117 states have (on average 1.2393162393162394) internal successors, (145), 134 states have internal predecessors, (145), 47 states have call successors, (47), 39 states have call predecessors, (47), 35 states have return successors, (44), 35 states have call predecessors, (44), 43 states have call successors, (44) [2023-04-02 04:08:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 236 transitions. [2023-04-02 04:08:25,162 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 236 transitions. Word has length 70 [2023-04-02 04:08:25,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:25,162 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 236 transitions. [2023-04-02 04:08:25,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 4 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 04:08:25,162 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 236 transitions. [2023-04-02 04:08:25,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-04-02 04:08:25,164 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:08:25,165 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:08:25,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:08:25,165 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:08:25,165 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:08:25,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2112515874, now seen corresponding path program 1 times [2023-04-02 04:08:25,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:08:25,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681480770] [2023-04-02 04:08:25,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:08:25,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:08:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:08:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:08:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:08:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:08:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:08:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:08:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 04:08:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:08:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:08:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 04:08:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-04-02 04:08:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-04-02 04:08:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:08:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 04:08:25,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:08:25,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681480770] [2023-04-02 04:08:25,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681480770] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:08:25,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:08:25,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 04:08:25,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618442770] [2023-04-02 04:08:25,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:08:25,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 04:08:25,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:08:25,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 04:08:25,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 04:08:25,457 INFO L87 Difference]: Start difference. First operand 200 states and 236 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (18), 7 states have call predecessors, (18), 3 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-04-02 04:08:25,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:08:25,875 INFO L93 Difference]: Finished difference Result 349 states and 444 transitions. [2023-04-02 04:08:25,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:08:25,875 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (18), 7 states have call predecessors, (18), 3 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 74 [2023-04-02 04:08:25,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:08:25,876 INFO L225 Difference]: With dead ends: 349 [2023-04-02 04:08:25,876 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:08:25,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2023-04-02 04:08:25,878 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 271 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:08:25,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 52 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:08:25,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:08:25,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:08:25,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 04:08:25,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:08:25,879 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2023-04-02 04:08:25,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:08:25,879 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:08:25,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (18), 7 states have call predecessors, (18), 3 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-04-02 04:08:25,880 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:08:25,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:08:25,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:08:25,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 04:08:25,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:08:27,988 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:08:27,988 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:08:27,988 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:08:27,988 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-02 04:08:27,988 INFO L899 garLoopResultBuilder]: For program point L127-2(lines 127 148) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L149(lines 126 150) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 137) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 133 137) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 194) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 190 194) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L184-2(lines 184 209) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L210(lines 183 211) no Hoare annotation was computed. [2023-04-02 04:08:27,989 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-02 04:08:27,990 INFO L899 garLoopResultBuilder]: For program point L203-1(line 203) no Hoare annotation was computed. [2023-04-02 04:08:27,990 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:08:27,990 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:08:27,990 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 947 955) no Hoare annotation was computed. [2023-04-02 04:08:27,990 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 947 955) no Hoare annotation was computed. [2023-04-02 04:08:27,990 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 947 955) the Hoare annotation is: true [2023-04-02 04:08:27,990 INFO L895 garLoopResultBuilder]: At program point L510(line 510) 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) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= main_~tmp~3 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:27,991 INFO L895 garLoopResultBuilder]: At program point L510-1(line 510) 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) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= main_~tmp~3 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:27,991 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2023-04-02 04:08:27,991 INFO L899 garLoopResultBuilder]: For program point L508-1(lines 508 515) no Hoare annotation was computed. [2023-04-02 04:08:27,991 INFO L899 garLoopResultBuilder]: For program point L506(line 506) no Hoare annotation was computed. [2023-04-02 04:08:27,991 INFO L895 garLoopResultBuilder]: At program point L505(line 505) 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 04:08:27,991 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 498 520) no Hoare annotation was computed. [2023-04-02 04:08:27,991 INFO L895 garLoopResultBuilder]: At program point L504(line 504) 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 04:08:27,991 INFO L895 garLoopResultBuilder]: At program point L504-1(line 504) 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 04:08:27,991 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 498 520) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 498 520) 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 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 451 474) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 451 474) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L469(line 469) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L466(line 466) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L464(line 464) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed. [2023-04-02 04:08:27,992 INFO L899 garLoopResultBuilder]: For program point L461(line 461) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L460(line 460) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 451 474) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L457(line 457) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 702) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 689 707) the Hoare annotation is: true [2023-04-02 04:08:27,993 INFO L902 garLoopResultBuilder]: At program point L696(line 696) the Hoare annotation is: true [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L698-2(lines 698 702) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point L696-1(line 696) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 689 707) no Hoare annotation was computed. [2023-04-02 04:08:27,993 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 689 707) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 933 939) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 933 939) the Hoare annotation is: true [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 403) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point L383-1(lines 383 403) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point L389(lines 389 396) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L895 garLoopResultBuilder]: At program point L606(line 606) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:27,994 INFO L895 garLoopResultBuilder]: At program point L602(line 602) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point L600(lines 600 608) no Hoare annotation was computed. [2023-04-02 04:08:27,994 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 592 616) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L895 garLoopResultBuilder]: At program point L598(line 598) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point L598-1(line 598) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 613) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 592 616) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:27,995 INFO L895 garLoopResultBuilder]: At program point L611(line 611) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point L611-1(lines 592 616) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 558 564) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 558 564) the Hoare annotation is: true [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 733) no Hoare annotation was computed. [2023-04-02 04:08:27,995 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 717 782) no Hoare annotation was computed. [2023-04-02 04:08:27,996 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 717 782) 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 04:08:27,996 INFO L895 garLoopResultBuilder]: At program point L775(lines 726 776) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:27,996 INFO L899 garLoopResultBuilder]: For program point L765(lines 765 769) no Hoare annotation was computed. [2023-04-02 04:08:27,996 INFO L895 garLoopResultBuilder]: At program point L765-2(lines 757 770) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:08:27,996 INFO L899 garLoopResultBuilder]: For program point L728(lines 727 774) no Hoare annotation was computed. [2023-04-02 04:08:27,996 INFO L895 garLoopResultBuilder]: At program point L759(line 759) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:08:27,996 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 770) no Hoare annotation was computed. [2023-04-02 04:08:27,996 INFO L895 garLoopResultBuilder]: At program point L749(line 749) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point L747(lines 747 753) no Hoare annotation was computed. [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point L747-1(lines 747 753) no Hoare annotation was computed. [2023-04-02 04:08:27,997 INFO L895 garLoopResultBuilder]: At program point L772(lines 727 774) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:08:27,997 INFO L895 garLoopResultBuilder]: At program point L739(line 739) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 717 782) no Hoare annotation was computed. [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 912 920) no Hoare annotation was computed. [2023-04-02 04:08:27,997 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 912 920) the Hoare annotation is: true [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 912 920) no Hoare annotation was computed. [2023-04-02 04:08:27,997 INFO L895 garLoopResultBuilder]: At program point L817(line 817) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 821) no Hoare annotation was computed. [2023-04-02 04:08:27,997 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 824) no Hoare annotation was computed. [2023-04-02 04:08:27,998 INFO L895 garLoopResultBuilder]: At program point L812(line 812) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2023-04-02 04:08:27,998 INFO L899 garLoopResultBuilder]: For program point L812-1(line 812) no Hoare annotation was computed. [2023-04-02 04:08:27,998 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 827) no Hoare annotation was computed. [2023-04-02 04:08:27,998 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 802 830) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:27,998 INFO L899 garLoopResultBuilder]: For program point L810-1(lines 802 830) no Hoare annotation was computed. [2023-04-02 04:08:27,998 INFO L895 garLoopResultBuilder]: At program point L808(line 808) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:27,998 INFO L899 garLoopResultBuilder]: For program point L808-1(line 808) no Hoare annotation was computed. [2023-04-02 04:08:27,998 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 802 830) no Hoare annotation was computed. [2023-04-02 04:08:27,998 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 794 801) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2023-04-02 04:08:27,998 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1FINAL(lines 794 801) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 794 801) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 880 902) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 880 902) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point L888(lines 888 896) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point L888-2(lines 888 896) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 880 902) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point activatePumpFINAL(lines 617 624) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 617 624) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 617 624) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 903 911) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 903 911) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 903 911) no Hoare annotation was computed. [2023-04-02 04:08:27,999 INFO L895 garLoopResultBuilder]: At program point L545(lines 545 551) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:27,999 INFO L895 garLoopResultBuilder]: At program point L540(line 540) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:28,000 INFO L899 garLoopResultBuilder]: For program point L538(lines 537 556) no Hoare annotation was computed. [2023-04-02 04:08:28,000 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 534 557) no Hoare annotation was computed. [2023-04-02 04:08:28,000 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 534 557) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:28,000 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 534 557) no Hoare annotation was computed. [2023-04-02 04:08:28,000 INFO L895 garLoopResultBuilder]: At program point L547(line 547) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2023-04-02 04:08:28,000 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 418 447) no Hoare annotation was computed. [2023-04-02 04:08:28,000 INFO L902 garLoopResultBuilder]: At program point L443(lines 418 447) the Hoare annotation is: true [2023-04-02 04:08:28,000 INFO L899 garLoopResultBuilder]: For program point L439(line 439) no Hoare annotation was computed. [2023-04-02 04:08:28,000 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2023-04-02 04:08:28,004 INFO L902 garLoopResultBuilder]: At program point L432-1(lines 432 436) the Hoare annotation is: true [2023-04-02 04:08:28,004 INFO L899 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2023-04-02 04:08:28,004 INFO L902 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: true [2023-04-02 04:08:28,004 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 418 447) the Hoare annotation is: true [2023-04-02 04:08:28,004 INFO L902 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: true [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point L424-1(line 424) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 871 879) the Hoare annotation is: true [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 871 879) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 871 879) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 835 846) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 835 846) the Hoare annotation is: true [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point L839-1(lines 835 846) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 708 715) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 708 715) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point startSystemFINAL(lines 708 715) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 847 858) no Hoare annotation was computed. [2023-04-02 04:08:28,005 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 847 858) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point L851-1(lines 847 858) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 784 791) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 784 791) the Hoare annotation is: true [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 784 791) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L895 garLoopResultBuilder]: At program point L576(line 576) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point L574(lines 574 582) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 566 590) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L895 garLoopResultBuilder]: At program point L572(line 572) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point L572-1(line 572) no Hoare annotation was computed. [2023-04-02 04:08:28,006 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 587) no Hoare annotation was computed. [2023-04-02 04:08:28,007 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 566 590) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:28,007 INFO L895 garLoopResultBuilder]: At program point L585(line 585) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:28,007 INFO L899 garLoopResultBuilder]: For program point L585-1(lines 566 590) no Hoare annotation was computed. [2023-04-02 04:08:28,007 INFO L895 garLoopResultBuilder]: At program point L580(line 580) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-04-02 04:08:28,007 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 940 946) the Hoare annotation is: true [2023-04-02 04:08:28,007 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 940 946) no Hoare annotation was computed. [2023-04-02 04:08:28,007 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 644 652) no Hoare annotation was computed. [2023-04-02 04:08:28,007 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 644 652) no Hoare annotation was computed. [2023-04-02 04:08:28,008 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 644 652) the Hoare annotation is: true [2023-04-02 04:08:28,008 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 680) no Hoare annotation was computed. [2023-04-02 04:08:28,008 INFO L899 garLoopResultBuilder]: For program point L672-2(lines 672 680) no Hoare annotation was computed. [2023-04-02 04:08:28,008 INFO L899 garLoopResultBuilder]: For program point L660(lines 660 668) no Hoare annotation was computed. [2023-04-02 04:08:28,008 INFO L899 garLoopResultBuilder]: For program point L660-2(lines 660 668) no Hoare annotation was computed. [2023-04-02 04:08:28,009 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 653 688) no Hoare annotation was computed. [2023-04-02 04:08:28,009 INFO L899 garLoopResultBuilder]: For program point L683(line 683) no Hoare annotation was computed. [2023-04-02 04:08:28,009 INFO L899 garLoopResultBuilder]: For program point L683-1(line 683) no Hoare annotation was computed. [2023-04-02 04:08:28,009 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 653 688) no Hoare annotation was computed. [2023-04-02 04:08:28,009 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 653 688) no Hoare annotation was computed. [2023-04-02 04:08:28,010 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:08:28,010 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:08:28,010 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:08:28,010 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 484 494) no Hoare annotation was computed. [2023-04-02 04:08:28,010 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 484 494) 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 04:08:28,011 INFO L895 garLoopResultBuilder]: At program point L489(line 489) 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 04:08:28,011 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 484 494) no Hoare annotation was computed. [2023-04-02 04:08:28,011 INFO L902 garLoopResultBuilder]: At program point L638(line 638) the Hoare annotation is: true [2023-04-02 04:08:28,011 INFO L899 garLoopResultBuilder]: For program point L638-1(line 638) no Hoare annotation was computed. [2023-04-02 04:08:28,011 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 633 643) no Hoare annotation was computed. [2023-04-02 04:08:28,011 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 633 643) the Hoare annotation is: true [2023-04-02 04:08:28,011 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 633 643) no Hoare annotation was computed. [2023-04-02 04:08:28,011 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 625 632) no Hoare annotation was computed. [2023-04-02 04:08:28,011 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 625 632) the Hoare annotation is: true [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 625 632) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 350) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 357) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point L337-1(lines 337 357) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point L285(line 285) no Hoare annotation was computed. [2023-04-02 04:08:28,012 INFO L899 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 319) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 275) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point L269-2(lines 269 289) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point L290(lines 268 291) no Hoare annotation was computed. [2023-04-02 04:08:28,013 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 265) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 316) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point L270(lines 269 289) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point L301(line 301) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 307) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 923 932) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 923 932) no Hoare annotation was computed. [2023-04-02 04:08:28,014 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 923 932) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 859 870) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 859 870) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 475 481) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 475 481) the Hoare annotation is: true [2023-04-02 04:08:28,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,015 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:08:28,016 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:08:28,016 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:08:28,019 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-02 04:08:28,021 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:08:28,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:08:28 BoogieIcfgContainer [2023-04-02 04:08:28,051 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:08:28,052 INFO L158 Benchmark]: Toolchain (without parser) took 8191.79ms. Allocated memory was 196.1MB in the beginning and 376.4MB in the end (delta: 180.4MB). Free memory was 131.9MB in the beginning and 268.9MB in the end (delta: -137.0MB). Peak memory consumption was 194.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:28,052 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 196.1MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:08:28,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.65ms. Allocated memory was 196.1MB in the beginning and 261.1MB in the end (delta: 65.0MB). Free memory was 131.9MB in the beginning and 227.0MB in the end (delta: -95.1MB). Peak memory consumption was 23.3MB. Max. memory is 8.0GB. [2023-04-02 04:08:28,054 INFO L158 Benchmark]: Boogie Preprocessor took 55.99ms. Allocated memory is still 261.1MB. Free memory was 227.0MB in the beginning and 223.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-02 04:08:28,055 INFO L158 Benchmark]: RCFGBuilder took 821.66ms. Allocated memory is still 261.1MB. Free memory was 223.4MB in the beginning and 184.6MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:08:28,055 INFO L158 Benchmark]: TraceAbstraction took 6856.72ms. Allocated memory was 261.1MB in the beginning and 376.4MB in the end (delta: 115.3MB). Free memory was 184.0MB in the beginning and 268.9MB in the end (delta: -84.9MB). Peak memory consumption was 181.0MB. Max. memory is 8.0GB. [2023-04-02 04:08:28,057 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 196.1MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 449.65ms. Allocated memory was 196.1MB in the beginning and 261.1MB in the end (delta: 65.0MB). Free memory was 131.9MB in the beginning and 227.0MB in the end (delta: -95.1MB). Peak memory consumption was 23.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.99ms. Allocated memory is still 261.1MB. Free memory was 227.0MB in the beginning and 223.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 821.66ms. Allocated memory is still 261.1MB. Free memory was 223.4MB in the beginning and 184.6MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 6856.72ms. Allocated memory was 261.1MB in the beginning and 376.4MB in the end (delta: 115.3MB). Free memory was 184.0MB in the beginning and 268.9MB in the end (delta: -84.9MB). Peak memory consumption was 181.0MB. 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: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1335 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1285 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 833 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2197 IncrementalHoareTripleChecker+Invalid, 3030 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 833 mSolverCounterUnsat, 65 mSDtfsCounter, 2197 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=4, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 352 PreInvPairs, 390 NumberOfFragments, 730 HoareAnnotationTreeSize, 352 FomulaSimplifications, 20523 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 2645 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 299 ConstructedInterpolants, 0 QuantifiedInterpolants, 700 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: 726]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1)) || ((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) RESULT: Ultimate proved your program to be correct! [2023-04-02 04:08:28,082 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...