/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:06:44,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:06:44,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:06:44,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:06:44,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:06:44,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:06:44,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:06:44,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:06:44,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:06:44,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:06:44,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:06:44,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:06:44,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:06:44,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:06:44,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:06:44,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:06:44,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:06:44,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:06:44,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:06:44,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:06:44,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:06:44,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:06:44,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:06:44,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:06:44,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:06:44,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:06:44,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:06:44,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:06:44,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:06:44,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:06:44,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:06:44,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:06:44,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:06:44,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:06:44,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:06:44,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:06:44,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:06:44,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:06:44,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:06:44,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:06:44,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:06:44,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:06:44,164 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:06:44,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:06:44,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:06:44,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:06:44,169 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:06:44,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:06:44,170 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:06:44,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:06:44,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:06:44,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:06:44,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:06:44,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:06:44,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:06:44,173 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:06:44,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:06:44,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:06:44,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:06:44,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:06:44,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:06:44,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:06:44,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:06:44,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:06:44,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:06:44,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:06:44,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:06:44,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:06:44,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:06:44,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:06:44,176 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:06:44,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:06:44,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:06:44,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:06:44,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:06:44,654 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:06:44,655 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:06:44,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2020-10-28 17:06:44,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fcc5bab5c/5dd71b68476f42f18459a70215c6f0b8/FLAG2764c83f3 [2020-10-28 17:06:45,487 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:06:45,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2020-10-28 17:06:45,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fcc5bab5c/5dd71b68476f42f18459a70215c6f0b8/FLAG2764c83f3 [2020-10-28 17:06:45,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fcc5bab5c/5dd71b68476f42f18459a70215c6f0b8 [2020-10-28 17:06:45,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:06:45,781 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:06:45,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:06:45,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:06:45,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:06:45,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:06:45" (1/1) ... [2020-10-28 17:06:45,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af74921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:45, skipping insertion in model container [2020-10-28 17:06:45,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:06:45" (1/1) ... [2020-10-28 17:06:45,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:06:45,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:06:46,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:06:46,273 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:06:46,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:06:46,399 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:06:46,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46 WrapperNode [2020-10-28 17:06:46,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:06:46,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:06:46,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:06:46,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:06:46,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... [2020-10-28 17:06:46,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:06:46,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:06:46,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:06:46,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:06:46,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:06:46,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:06:46,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:06:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:06:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:06:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:06:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:06:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:06:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:06:46,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:06:46,600 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:06:46,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:06:46,602 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:06:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:06:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:06:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:06:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:06:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:06:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:06:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:06:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:06:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:06:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:06:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:06:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:06:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:06:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:06:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:06:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:06:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:06:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:06:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:06:46,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:06:46,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:06:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:06:46,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:06:46,614 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:06:46,614 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:06:46,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:06:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:06:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:06:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:06:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:06:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:06:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:06:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:06:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:06:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:06:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:06:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:06:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:06:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:06:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:06:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:06:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:06:46,617 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:06:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:06:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:06:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:06:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:06:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:06:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:06:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:06:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:06:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:06:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:06:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:06:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:06:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:06:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:06:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:06:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:06:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:06:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:06:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:06:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:06:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:06:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:06:48,056 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:06:48,056 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:06:48,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:06:48 BoogieIcfgContainer [2020-10-28 17:06:48,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:06:48,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:06:48,061 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:06:48,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:06:48,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:06:45" (1/3) ... [2020-10-28 17:06:48,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3587d22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:06:48, skipping insertion in model container [2020-10-28 17:06:48,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:06:46" (2/3) ... [2020-10-28 17:06:48,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3587d22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:06:48, skipping insertion in model container [2020-10-28 17:06:48,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:06:48" (3/3) ... [2020-10-28 17:06:48,070 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2020-10-28 17:06:48,083 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:06:48,089 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:06:48,103 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:06:48,133 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:06:48,133 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:06:48,133 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:06:48,133 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:06:48,133 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:06:48,133 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:06:48,134 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:06:48,134 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:06:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-10-28 17:06:48,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:06:48,171 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:06:48,172 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:06:48,172 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:06:48,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:06:48,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1268299727, now seen corresponding path program 1 times [2020-10-28 17:06:48,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:06:48,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [826909902] [2020-10-28 17:06:48,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:06:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:48,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:48,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:49,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:49,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:50,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:53,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:53,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:06:53,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:06:53,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:06:53,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:53,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:53,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:53,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:06:53,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:53,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:06:54,006 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:06:54,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:06:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:54,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 17:06:54,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:06:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:54,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:06:54,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:06:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:54,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:54,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:06:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:54,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:06:54,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:06:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:54,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:54,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:06:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:54,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:06:54,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:06:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:06:54,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:06:54,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:06:54,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:06:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:54,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:54,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:54,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:06:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:54,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:06:54,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:06:54,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:06:54,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:06:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:54,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:54,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:54,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:54,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:54,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:54,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:54,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:54,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:54,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:06:54,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:54,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:06:54,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [826909902] [2020-10-28 17:06:54,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:06:54,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:06:54,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057490822] [2020-10-28 17:06:54,230 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:06:54,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:06:54,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:06:54,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:06:54,248 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 4 states. [2020-10-28 17:06:55,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:06:55,807 INFO L93 Difference]: Finished difference Result 321 states and 414 transitions. [2020-10-28 17:06:55,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:06:55,810 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:06:55,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:06:55,826 INFO L225 Difference]: With dead ends: 321 [2020-10-28 17:06:55,826 INFO L226 Difference]: Without dead ends: 176 [2020-10-28 17:06:55,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:06:55,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-28 17:06:55,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 143. [2020-10-28 17:06:55,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-28 17:06:55,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2020-10-28 17:06:55,945 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 60 [2020-10-28 17:06:55,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:06:55,946 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2020-10-28 17:06:55,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:06:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2020-10-28 17:06:55,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:06:55,950 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:06:55,951 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:06:55,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:06:55,951 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:06:55,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:06:55,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1589578886, now seen corresponding path program 1 times [2020-10-28 17:06:55,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:06:55,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464249019] [2020-10-28 17:06:55,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:06:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:56,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:56,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:57,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:57,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:57,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:07:01,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 17:07:01,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:07:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,367 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:01,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:01,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 17:07:01,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:01,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:01,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:01,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:01,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:01,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:01,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:01,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:01,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:01,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:01,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:07:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:01,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:01,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:01,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:01,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:01,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:07:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:01,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:01,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:01,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:07:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:01,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:01,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:01,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:01,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:01,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:01,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:01,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:01,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:01,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:01,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464249019] [2020-10-28 17:07:01,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:01,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:01,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720098106] [2020-10-28 17:07:01,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:01,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:01,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:01,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:01,505 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 5 states. [2020-10-28 17:07:02,148 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:03,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:03,331 INFO L93 Difference]: Finished difference Result 253 states and 310 transitions. [2020-10-28 17:07:03,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:03,332 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:07:03,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:03,337 INFO L225 Difference]: With dead ends: 253 [2020-10-28 17:07:03,337 INFO L226 Difference]: Without dead ends: 166 [2020-10-28 17:07:03,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:03,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-28 17:07:03,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 134. [2020-10-28 17:07:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-28 17:07:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2020-10-28 17:07:03,391 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 61 [2020-10-28 17:07:03,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:03,392 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2020-10-28 17:07:03,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2020-10-28 17:07:03,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:07:03,395 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:03,395 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:03,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:07:03,395 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:03,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:03,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1671128124, now seen corresponding path program 1 times [2020-10-28 17:07:03,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:03,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1172355283] [2020-10-28 17:07:03,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:03,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:03,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:04,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:04,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:07,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:07,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:07:07,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:07,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4391 [2020-10-28 17:07:07,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:07,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:07,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:07:07,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:07,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:07:07,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,169 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:08,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:08,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-28 17:07:08,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:08,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:08,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:08,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:08,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:08,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:08,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:08,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:08,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:08,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:08,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:08,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:08,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:08,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:08,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:08,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:08,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:08,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:08,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:08,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:08,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:08,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:08,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:08,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:07:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:08,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:08,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:08,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:08,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:08,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:07:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:08,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:08,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:08,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:08,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:08,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:08,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:08,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:08,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:08,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:08,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1172355283] [2020-10-28 17:07:08,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:08,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:08,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284127079] [2020-10-28 17:07:08,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:08,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:08,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:08,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:08,471 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 5 states. [2020-10-28 17:07:08,835 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:10,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:10,678 INFO L93 Difference]: Finished difference Result 386 states and 476 transitions. [2020-10-28 17:07:10,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:10,679 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 17:07:10,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:10,684 INFO L225 Difference]: With dead ends: 386 [2020-10-28 17:07:10,684 INFO L226 Difference]: Without dead ends: 280 [2020-10-28 17:07:10,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:10,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-28 17:07:10,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 229. [2020-10-28 17:07:10,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-28 17:07:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 274 transitions. [2020-10-28 17:07:10,764 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 274 transitions. Word has length 66 [2020-10-28 17:07:10,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:10,765 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 274 transitions. [2020-10-28 17:07:10,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 274 transitions. [2020-10-28 17:07:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 17:07:10,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:10,768 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:10,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:07:10,769 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:10,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:10,770 INFO L82 PathProgramCache]: Analyzing trace with hash -710984382, now seen corresponding path program 1 times [2020-10-28 17:07:10,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:10,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1808339847] [2020-10-28 17:07:10,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:10,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:11,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:11,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:12,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 17:07:13,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2587 [2020-10-28 17:07:13,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:07:13,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:07:13,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:07:13,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,748 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:13,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:13,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:13,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:13,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:13,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:07:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:13,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:13,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:07:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:13,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:13,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:13,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:13,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:13,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:13,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:07:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:13,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:07:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:13,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:13,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:13,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:13,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:13,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:13,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:13,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:13,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:13,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:13,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:13,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:13,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:07:13,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1808339847] [2020-10-28 17:07:13,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:13,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:07:13,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645522348] [2020-10-28 17:07:13,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:07:13,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:13,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:07:13,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:07:13,934 INFO L87 Difference]: Start difference. First operand 229 states and 274 transitions. Second operand 9 states. [2020-10-28 17:07:14,465 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:15,316 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:16,146 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:16,467 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:16,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:16,607 INFO L93 Difference]: Finished difference Result 399 states and 519 transitions. [2020-10-28 17:07:16,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:07:16,609 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 17:07:16,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:16,610 INFO L225 Difference]: With dead ends: 399 [2020-10-28 17:07:16,610 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:07:16,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:07:16,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:07:16,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:07:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:07:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:07:16,616 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2020-10-28 17:07:16,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:16,616 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:07:16,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:07:16,616 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:07:16,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:07:16,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:07:16,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:07:18,858 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:19,205 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:07:19,424 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:19,607 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:07:19,837 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:07:20,045 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:07:20,254 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 10 [2020-10-28 17:07:20,504 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:20,909 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:07:21,326 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-28 17:07:21,536 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:07:21,746 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:21,947 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:07:22,343 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:07:22,558 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:22,975 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:07:23,369 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:07:23,588 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:07:23,983 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:07:24,369 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:07:24,586 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:24,793 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:25,013 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 14 [2020-10-28 17:07:25,228 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:25,750 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-28 17:07:25,962 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:07:25,977 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:07:25,978 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:07:25,978 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:07:25,978 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:07:25,978 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 595 650) no Hoare annotation was computed. [2020-10-28 17:07:25,979 INFO L274 CegarLoopResult]: For program point L626(lines 626 630) no Hoare annotation was computed. [2020-10-28 17:07:25,979 INFO L274 CegarLoopResult]: For program point L626-1(lines 626 630) no Hoare annotation was computed. [2020-10-28 17:07:25,979 INFO L274 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-28 17:07:25,979 INFO L274 CegarLoopResult]: For program point L620-2(lines 620 641) no Hoare annotation was computed. [2020-10-28 17:07:25,979 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 595 650) no Hoare annotation was computed. [2020-10-28 17:07:25,979 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 595 650) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point L642(lines 619 643) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point L703(lines 676 704) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 651 710) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 651 710) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point L683(lines 683 687) no Hoare annotation was computed. [2020-10-28 17:07:25,980 INFO L274 CegarLoopResult]: For program point L683-1(lines 683 687) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 651 710) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L274 CegarLoopResult]: For program point L678(line 678) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L274 CegarLoopResult]: For program point L677-2(lines 677 702) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 17:07:25,981 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 17:07:25,981 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 17:07:25,981 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 495 502) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:07:25,982 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 495 502) no Hoare annotation was computed. [2020-10-28 17:07:25,982 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 495 502) no Hoare annotation was computed. [2020-10-28 17:07:25,982 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 503 512) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:07:25,982 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-28 17:07:25,982 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 503 512) no Hoare annotation was computed. [2020-10-28 17:07:25,982 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 503 512) no Hoare annotation was computed. [2020-10-28 17:07:25,982 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 513 541) the Hoare annotation is: true [2020-10-28 17:07:25,982 INFO L270 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point L526(lines 526 532) no Hoare annotation was computed. [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 513 541) no Hoare annotation was computed. [2020-10-28 17:07:25,983 INFO L277 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: true [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point L523-1(line 523) no Hoare annotation was computed. [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point L521(lines 521 538) no Hoare annotation was computed. [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point L521-1(lines 513 541) no Hoare annotation was computed. [2020-10-28 17:07:25,983 INFO L277 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: true [2020-10-28 17:07:25,983 INFO L274 CegarLoopResult]: For program point L519-1(line 519) no Hoare annotation was computed. [2020-10-28 17:07:25,984 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 159 181) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:25,984 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 159 181) no Hoare annotation was computed. [2020-10-28 17:07:25,984 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 159 181) no Hoare annotation was computed. [2020-10-28 17:07:25,984 INFO L270 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:25,984 INFO L270 CegarLoopResult]: At program point L171-1(line 171) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:25,993 INFO L274 CegarLoopResult]: For program point L169(lines 169 176) no Hoare annotation was computed. [2020-10-28 17:07:25,993 INFO L274 CegarLoopResult]: For program point L169-1(lines 169 176) no Hoare annotation was computed. [2020-10-28 17:07:25,993 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-28 17:07:25,994 INFO L270 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:25,994 INFO L270 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:25,994 INFO L270 CegarLoopResult]: At program point L165-1(line 165) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:25,994 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-28 17:07:25,994 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 115 138) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 115 138) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 115 138) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-28 17:07:25,995 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-28 17:07:25,996 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-28 17:07:25,996 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 17:07:25,996 INFO L274 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-28 17:07:26,001 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-28 17:07:26,001 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-28 17:07:26,001 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-28 17:07:26,001 INFO L270 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,001 INFO L270 CegarLoopResult]: At program point L251(line 251) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point L249(lines 249 257) no Hoare annotation was computed. [2020-10-28 17:07:26,002 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point L245(lines 245 262) no Hoare annotation was computed. [2020-10-28 17:07:26,002 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 241 265) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 241 265) no Hoare annotation was computed. [2020-10-28 17:07:26,002 INFO L270 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point L260-1(lines 241 265) no Hoare annotation was computed. [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 400 414) no Hoare annotation was computed. [2020-10-28 17:07:26,002 INFO L270 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,002 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 400 414) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,002 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 400 414) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 336 344) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 336 344) the Hoare annotation is: true [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 336 344) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 381 399) the Hoare annotation is: true [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point L390(lines 390 394) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 381 399) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L277 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: true [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point L390-2(lines 390 394) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 381 399) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point L352(lines 352 360) no Hoare annotation was computed. [2020-10-28 17:07:26,003 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 360) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 345 380) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 345 380) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 345 380) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 549 594) no Hoare annotation was computed. [2020-10-28 17:07:26,004 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 549 594) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 549 594) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point L893(lines 893 894) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 862 907) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point L886(lines 886 887) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 886 887) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 893 894) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point L876-1(lines 876 896) no Hoare annotation was computed. [2020-10-28 17:07:26,005 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 862 907) no Hoare annotation was computed. [2020-10-28 17:07:26,006 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 862 907) no Hoare annotation was computed. [2020-10-28 17:07:26,006 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 148 158) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,006 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 148 158) no Hoare annotation was computed. [2020-10-28 17:07:26,006 INFO L270 CegarLoopResult]: At program point L153(line 153) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,006 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 148 158) no Hoare annotation was computed. [2020-10-28 17:07:26,006 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 325 335) the Hoare annotation is: true [2020-10-28 17:07:26,006 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 325 335) no Hoare annotation was computed. [2020-10-28 17:07:26,006 INFO L277 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: true [2020-10-28 17:07:26,007 INFO L274 CegarLoopResult]: For program point L330-1(line 330) no Hoare annotation was computed. [2020-10-28 17:07:26,007 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 325 335) no Hoare annotation was computed. [2020-10-28 17:07:26,007 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 317 324) the Hoare annotation is: true [2020-10-28 17:07:26,007 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 317 324) no Hoare annotation was computed. [2020-10-28 17:07:26,007 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 317 324) no Hoare annotation was computed. [2020-10-28 17:07:26,007 INFO L270 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:07:26,007 INFO L274 CegarLoopResult]: For program point L286-1(lines 267 291) no Hoare annotation was computed. [2020-10-28 17:07:26,007 INFO L270 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,007 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 267 291) no Hoare annotation was computed. [2020-10-28 17:07:26,007 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,007 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 267 291) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:07:26,008 INFO L274 CegarLoopResult]: For program point L275(lines 275 283) no Hoare annotation was computed. [2020-10-28 17:07:26,008 INFO L270 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,008 INFO L274 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-10-28 17:07:26,008 INFO L274 CegarLoopResult]: For program point L271(lines 271 288) no Hoare annotation was computed. [2020-10-28 17:07:26,008 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 233 239) no Hoare annotation was computed. [2020-10-28 17:07:26,008 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 233 239) the Hoare annotation is: true [2020-10-28 17:07:26,008 INFO L270 CegarLoopResult]: At program point L481(lines 434 483) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,008 INFO L270 CegarLoopResult]: At program point testENTRY(lines 424 491) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,009 INFO L270 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,009 INFO L274 CegarLoopResult]: For program point L444(lines 444 450) no Hoare annotation was computed. [2020-10-28 17:07:26,009 INFO L274 CegarLoopResult]: For program point L444-1(lines 444 450) no Hoare annotation was computed. [2020-10-28 17:07:26,009 INFO L274 CegarLoopResult]: For program point testFINAL(lines 424 491) no Hoare annotation was computed. [2020-10-28 17:07:26,009 INFO L274 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-10-28 17:07:26,009 INFO L270 CegarLoopResult]: At program point L484(lines 433 485) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,009 INFO L270 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,009 INFO L274 CegarLoopResult]: For program point L472(lines 472 478) no Hoare annotation was computed. [2020-10-28 17:07:26,009 INFO L270 CegarLoopResult]: At program point L472-1(lines 464 479) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point L435(lines 434 483) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L270 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point L464(lines 464 479) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L270 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point L454(lines 454 460) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point L454-1(lines 454 460) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point testEXIT(lines 424 491) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 840 841) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point L830(lines 830 850) no Hoare annotation was computed. [2020-10-28 17:07:26,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 847 848) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 816 861) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 816 861) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 816 861) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point L847(lines 847 848) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point L840(lines 840 841) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point L836(lines 836 843) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 292 299) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 292 299) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 292 299) no Hoare annotation was computed. [2020-10-28 17:07:26,011 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 988 996) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 988 996) the Hoare annotation is: true [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 988 996) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 956 978) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 956 978) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 956 978) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point L964(lines 964 972) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point L964-2(lines 964 972) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point L737(lines 737 741) no Hoare annotation was computed. [2020-10-28 17:07:26,012 INFO L274 CegarLoopResult]: For program point L801(lines 801 812) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 713 815) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L764(lines 764 768) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L762-2(lines 762 782) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L783(lines 761 784) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L742(lines 742 758) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 713 815) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L802(lines 802 809) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L763(lines 762 782) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point L759(lines 759 800) no Hoare annotation was computed. [2020-10-28 17:07:26,013 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 713 815) no Hoare annotation was computed. [2020-10-28 17:07:26,014 INFO L274 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-28 17:07:26,014 INFO L274 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-28 17:07:26,014 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,014 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 17:07:26,014 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,014 INFO L274 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-10-28 17:07:26,014 INFO L274 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 300 316) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 300 316) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point L311(line 311) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point L311-1(lines 300 316) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 979 987) the Hoare annotation is: true [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 979 987) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 979 987) no Hoare annotation was computed. [2020-10-28 17:07:26,015 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 935 946) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:07:26,015 INFO L274 CegarLoopResult]: For program point L939-1(lines 935 946) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 935 946) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L270 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,016 INFO L270 CegarLoopResult]: At program point L220(lines 220 226) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,016 INFO L270 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:07:26,016 INFO L274 CegarLoopResult]: For program point L213(lines 209 231) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L274 CegarLoopResult]: For program point L211(lines 209 231) no Hoare annotation was computed. [2020-10-28 17:07:26,016 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 206 232) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 206 232) no Hoare annotation was computed. [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 206 232) no Hoare annotation was computed. [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 82 111) no Hoare annotation was computed. [2020-10-28 17:07:26,017 INFO L277 CegarLoopResult]: At program point L96-1(lines 96 100) the Hoare annotation is: true [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 17:07:26,017 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 82 111) the Hoare annotation is: true [2020-10-28 17:07:26,017 INFO L277 CegarLoopResult]: At program point L92-2(lines 92 106) the Hoare annotation is: true [2020-10-28 17:07:26,017 INFO L277 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: true [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point L88-1(line 88) no Hoare annotation was computed. [2020-10-28 17:07:26,017 INFO L277 CegarLoopResult]: At program point L107(lines 82 111) the Hoare annotation is: true [2020-10-28 17:07:26,017 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 947 955) the Hoare annotation is: true [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 947 955) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 947 955) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 911 922) the Hoare annotation is: true [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 911 922) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point L915-1(lines 911 922) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 139 145) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 139 145) the Hoare annotation is: true [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,018 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 17:07:26,018 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:07:26,018 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 415 422) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 415 422) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 415 422) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 923 934) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point L927-1(lines 923 934) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 923 934) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 183 190) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-28 17:07:26,019 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 183 190) the Hoare annotation is: true [2020-10-28 17:07:26,019 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 183 190) no Hoare annotation was computed. [2020-10-28 17:07:26,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:07:26 BoogieIcfgContainer [2020-10-28 17:07:26,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:07:26,054 INFO L168 Benchmark]: Toolchain (without parser) took 40277.70 ms. Allocated memory was 158.3 MB in the beginning and 631.2 MB in the end (delta: 472.9 MB). Free memory was 132.3 MB in the beginning and 359.7 MB in the end (delta: -227.4 MB). Peak memory consumption was 375.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:07:26,055 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 158.3 MB. Free memory is still 130.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:07:26,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.54 ms. Allocated memory is still 158.3 MB. Free memory was 131.7 MB in the beginning and 110.0 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:07:26,057 INFO L168 Benchmark]: Boogie Preprocessor took 101.17 ms. Allocated memory is still 158.3 MB. Free memory was 110.0 MB in the beginning and 106.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:07:26,057 INFO L168 Benchmark]: RCFGBuilder took 1555.73 ms. Allocated memory was 158.3 MB in the beginning and 190.8 MB in the end (delta: 32.5 MB). Free memory was 106.1 MB in the beginning and 168.3 MB in the end (delta: -62.2 MB). Peak memory consumption was 58.3 MB. Max. memory is 8.0 GB. [2020-10-28 17:07:26,059 INFO L168 Benchmark]: TraceAbstraction took 37991.16 ms. Allocated memory was 190.8 MB in the beginning and 631.2 MB in the end (delta: 440.4 MB). Free memory was 167.8 MB in the beginning and 359.7 MB in the end (delta: -191.9 MB). Peak memory consumption was 378.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:07:26,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 158.3 MB. Free memory is still 130.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 617.54 ms. Allocated memory is still 158.3 MB. Free memory was 131.7 MB in the beginning and 110.0 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 101.17 ms. Allocated memory is still 158.3 MB. Free memory was 110.0 MB in the beginning and 106.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1555.73 ms. Allocated memory was 158.3 MB in the beginning and 190.8 MB in the end (delta: 32.5 MB). Free memory was 106.1 MB in the beginning and 168.3 MB in the end (delta: -62.2 MB). Peak memory consumption was 58.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 37991.16 ms. Allocated memory was 190.8 MB in the beginning and 631.2 MB in the end (delta: 440.4 MB). Free memory was 167.8 MB in the beginning and 359.7 MB in the end (delta: -191.9 MB). Peak memory consumption was 378.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 847]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 840]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 886]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 893]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 263 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 491 SDtfs, 608 SDslu, 292 SDs, 0 SdLazy, 1117 SolverSat, 417 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 85 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=229occurred in iteration=3, 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, 4 MinimizatonAttempts, 116 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 356 PreInvPairs, 400 NumberOfFragments, 907 HoareAnnotationTreeSize, 356 FomulaSimplifications, 24456 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 9706 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 19.3s InterpolantComputationTime, 258 NumberOfCodeBlocks, 258 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 80348 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...