/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:45:09,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:45:09,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:45:09,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:45:09,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:45:09,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:45:09,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:45:09,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:45:09,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:45:09,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:45:09,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:45:09,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:45:09,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:45:09,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:45:09,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:45:09,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:45:09,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:45:09,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:45:09,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:45:09,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:45:09,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:45:09,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:45:09,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:45:09,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:45:09,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:45:09,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:45:09,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:45:09,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:45:09,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:45:09,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:45:09,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:45:09,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:45:09,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:45:09,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:45:09,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:45:09,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:45:09,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:45:09,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:45:09,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:45:09,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:45:09,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:45:09,176 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 [2020-10-12 17:45:09,215 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:45:09,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:45:09,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:45:09,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:45:09,218 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:45:09,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:45:09,219 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:45:09,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:45:09,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:45:09,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:45:09,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:45:09,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:45:09,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:45:09,221 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:45:09,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:45:09,221 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:45:09,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:45:09,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:45:09,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:45:09,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:45:09,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:45:09,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:45:09,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:45:09,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:45:09,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:45:09,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:45:09,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:45:09,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:45:09,224 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:45:09,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:45:09,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:45:09,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:45:09,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:45:09,552 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:45:09,553 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:45:09,553 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product04.cil.c [2020-10-12 17:45:09,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/73f30ea5f/5028ab2af9a546c7855ea15ea96eaa98/FLAG62c09fc49 [2020-10-12 17:45:10,134 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:45:10,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product04.cil.c [2020-10-12 17:45:10,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/73f30ea5f/5028ab2af9a546c7855ea15ea96eaa98/FLAG62c09fc49 [2020-10-12 17:45:10,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/73f30ea5f/5028ab2af9a546c7855ea15ea96eaa98 [2020-10-12 17:45:10,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:45:10,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:45:10,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:45:10,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:45:10,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:45:10,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:45:10" (1/1) ... [2020-10-12 17:45:10,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27030054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:10, skipping insertion in model container [2020-10-12 17:45:10,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:45:10" (1/1) ... [2020-10-12 17:45:10,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:45:10,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:45:10,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:45:10,969 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:45:11,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:45:11,154 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:45:11,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11 WrapperNode [2020-10-12 17:45:11,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:45:11,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:45:11,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:45:11,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:45:11,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (1/1) ... [2020-10-12 17:45:11,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:45:11,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:45:11,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:45:11,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:45:11,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (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 [2020-10-12 17:45:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:45:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:45:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:45:11,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:45:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:45:11,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:45:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:45:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:45:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:45:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:45:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:45:11,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:45:11,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-12 17:45:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:45:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:45:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:45:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:45:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:45:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:45:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:45:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:45:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:45:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:45:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:45:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-12 17:45:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:45:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:45:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:45:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:45:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:45:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:45:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:45:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:45:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:45:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:45:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:45:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:45:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:45:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:45:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:45:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:45:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:45:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:45:12,262 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:45:12,262 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:45:12,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:45:12 BoogieIcfgContainer [2020-10-12 17:45:12,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:45:12,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:45:12,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:45:12,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:45:12,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:45:10" (1/3) ... [2020-10-12 17:45:12,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2091b527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:45:12, skipping insertion in model container [2020-10-12 17:45:12,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:45:11" (2/3) ... [2020-10-12 17:45:12,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2091b527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:45:12, skipping insertion in model container [2020-10-12 17:45:12,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:45:12" (3/3) ... [2020-10-12 17:45:12,276 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product04.cil.c [2020-10-12 17:45:12,289 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:45:12,296 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:45:12,310 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:45:12,335 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:45:12,335 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:45:12,335 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:45:12,336 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:45:12,336 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:45:12,336 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:45:12,336 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:45:12,336 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:45:12,357 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-10-12 17:45:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 17:45:12,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:45:12,368 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:45:12,368 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:45:12,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:45:12,374 INFO L82 PathProgramCache]: Analyzing trace with hash 667254028, now seen corresponding path program 1 times [2020-10-12 17:45:12,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:45:12,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2124079127] [2020-10-12 17:45:12,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:45:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:12,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:12,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:13,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:14,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:14,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:16,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:16,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 17:45:16,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:45:16,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3521 [2020-10-12 17:45:16,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:16,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:45:16,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:45:16,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-12 17:45:16,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:45:16,733 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:45:16,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:45:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:16,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:16,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:16,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:16,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:16,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 216 [2020-10-12 17:45:16,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:16,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:16,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:45:16,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:45:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:17,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:17,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:17,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:45:17,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:45:17,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:45:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:17,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:17,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:17,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:45:17,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:45:17,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:45:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:17,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:17,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:17,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:45:17,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:17,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:17,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:17,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:45:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:17,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:17,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:17,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:45:17,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:17,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:17,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:45:17,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:45:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:17,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:17,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:17,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:45:17,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:45:17,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:17,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:17,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:45:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:17,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:17,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:17,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:45:17,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:45:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:17,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:45:17,169 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2124079127] [2020-10-12 17:45:17,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:45:17,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 17:45:17,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833756641] [2020-10-12 17:45:17,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 17:45:17,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:45:17,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 17:45:17,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 17:45:17,206 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 7 states. [2020-10-12 17:45:17,688 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:45:18,630 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:45:18,964 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:45:19,243 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:45:19,648 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:45:19,926 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:45:20,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:45:20,693 INFO L93 Difference]: Finished difference Result 320 states and 434 transitions. [2020-10-12 17:45:20,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 17:45:20,695 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 17:45:20,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:45:20,718 INFO L225 Difference]: With dead ends: 320 [2020-10-12 17:45:20,718 INFO L226 Difference]: Without dead ends: 188 [2020-10-12 17:45:20,723 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:45:20,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-12 17:45:20,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 146. [2020-10-12 17:45:20,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-12 17:45:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 170 transitions. [2020-10-12 17:45:20,815 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 170 transitions. Word has length 46 [2020-10-12 17:45:20,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:45:20,816 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 170 transitions. [2020-10-12 17:45:20,816 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 17:45:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 170 transitions. [2020-10-12 17:45:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-12 17:45:20,820 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:45:20,820 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:45:20,820 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:45:20,820 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:45:20,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:45:20,821 INFO L82 PathProgramCache]: Analyzing trace with hash -292848794, now seen corresponding path program 1 times [2020-10-12 17:45:20,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:45:20,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [48371510] [2020-10-12 17:45:20,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:45:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:20,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:21,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:21,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-12 17:45:22,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:45:22,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1709 [2020-10-12 17:45:22,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:45:22,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:45:22,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-12 17:45:22,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:45:22,848 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:45:22,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:45:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:22,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 17:45:22,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:45:22,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:45:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:22,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:45:22,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:45:22,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:45:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:22,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:22,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:45:22,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:45:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:22,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:45:22,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:22,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:45:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:22,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:22,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:45:22,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:45:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:22,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:45:22,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:22,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:45:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:22,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:22,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:22,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:22,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:45:22,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:22,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:22,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:22,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:22,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:22,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 17:45:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:22,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:23,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:23,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:23,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:45:23,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:45:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:23,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:23,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:45:23,037 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [48371510] [2020-10-12 17:45:23,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:45:23,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:45:23,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025924126] [2020-10-12 17:45:23,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:45:23,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:45:23,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:45:23,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:45:23,045 INFO L87 Difference]: Start difference. First operand 146 states and 170 transitions. Second operand 8 states. [2020-10-12 17:45:23,368 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:45:24,488 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-12 17:45:24,725 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:45:24,990 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:45:25,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:45:25,261 INFO L93 Difference]: Finished difference Result 283 states and 360 transitions. [2020-10-12 17:45:25,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 17:45:25,262 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-12 17:45:25,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:45:25,263 INFO L225 Difference]: With dead ends: 283 [2020-10-12 17:45:25,263 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:45:25,265 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:45:25,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:45:25,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:45:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:45:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:45:25,267 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-12 17:45:25,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:45:25,267 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:45:25,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:45:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:45:25,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:45:25,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:45:25,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:45:26,973 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 12 [2020-10-12 17:45:27,135 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:27,574 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-12 17:45:27,724 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:27,887 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:28,054 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:28,297 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 17:45:28,563 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 17:45:28,716 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 8 [2020-10-12 17:45:28,863 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:29,151 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-12 17:45:29,340 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:45:29,489 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:29,641 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-12 17:45:29,797 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 8 [2020-10-12 17:45:29,971 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-12 17:45:30,377 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-10-12 17:45:30,676 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-12 17:45:30,820 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-12 17:45:31,003 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:31,158 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-10-12 17:45:31,555 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-12 17:45:31,840 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 8 [2020-10-12 17:45:31,989 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-12 17:45:32,276 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-10-12 17:45:32,297 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-10-12 17:45:32,297 INFO L268 CegarLoopResult]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2020-10-12 17:45:32,297 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 314 369) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point L339-2(lines 339 360) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point L361(lines 338 362) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 314 369) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 314 369) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-10-12 17:45:32,298 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 370 429) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point L402-1(lines 402 406) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 370 429) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point L396-2(lines 396 421) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 370 429) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point L422(lines 395 423) no Hoare annotation was computed. [2020-10-12 17:45:32,299 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 730 736) the Hoare annotation is: true [2020-10-12 17:45:32,299 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 730 736) no Hoare annotation was computed. [2020-10-12 17:45:32,300 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 737 745) no Hoare annotation was computed. [2020-10-12 17:45:32,300 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 737 745) the Hoare annotation is: true [2020-10-12 17:45:32,300 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 737 745) no Hoare annotation was computed. [2020-10-12 17:45:32,300 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 845 867) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,300 INFO L264 CegarLoopResult]: At program point L857(line 857) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,300 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 845 867) no Hoare annotation was computed. [2020-10-12 17:45:32,300 INFO L264 CegarLoopResult]: At program point L857-1(line 857) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,301 INFO L268 CegarLoopResult]: For program point L855(lines 855 862) no Hoare annotation was computed. [2020-10-12 17:45:32,301 INFO L268 CegarLoopResult]: For program point L855-1(lines 855 862) no Hoare annotation was computed. [2020-10-12 17:45:32,301 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-12 17:45:32,301 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,301 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,301 INFO L264 CegarLoopResult]: At program point L851-1(line 851) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 845 867) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 804 827) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 804 827) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 804 827) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-10-12 17:45:32,302 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-12 17:45:32,303 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 238 252) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 238 252) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 238 252) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point L242(lines 242 248) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 193 201) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 193 201) the Hoare annotation is: true [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 193 201) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point L221(lines 221 229) no Hoare annotation was computed. [2020-10-12 17:45:32,304 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 229) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point L209(lines 209 217) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point L209-2(lines 209 217) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 202 237) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 202 237) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 202 237) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 723 729) no Hoare annotation was computed. [2020-10-12 17:45:32,305 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 723 729) the Hoare annotation is: true [2020-10-12 17:45:32,305 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 268 313) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 268 313) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 268 313) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 581 626) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point L595(lines 595 615) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point L595-1(lines 595 615) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 581 626) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 581 626) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 835 844) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 835 844) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 835 844) no Hoare annotation was computed. [2020-10-12 17:45:32,306 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 182 192) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 182 192) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point L187-1(line 187) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 182 192) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 174 181) the Hoare annotation is: true [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 174 181) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 174 181) no Hoare annotation was computed. [2020-10-12 17:45:32,307 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 159 165) no Hoare annotation was computed. [2020-10-12 17:45:32,308 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 159 165) the Hoare annotation is: true [2020-10-12 17:45:32,308 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,308 INFO L264 CegarLoopResult]: At program point testENTRY(lines 55 122) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:45:32,308 INFO L268 CegarLoopResult]: For program point L95(lines 95 110) no Hoare annotation was computed. [2020-10-12 17:45:32,308 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,308 INFO L268 CegarLoopResult]: For program point testFINAL(lines 55 122) no Hoare annotation was computed. [2020-10-12 17:45:32,308 INFO L268 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-12 17:45:32,309 INFO L268 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-10-12 17:45:32,309 INFO L264 CegarLoopResult]: At program point L112(lines 65 114) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,309 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,309 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-12 17:45:32,309 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-12 17:45:32,309 INFO L268 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-12 17:45:32,309 INFO L264 CegarLoopResult]: At program point L115(lines 64 116) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,310 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,310 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-10-12 17:45:32,310 INFO L264 CegarLoopResult]: At program point L103-1(lines 95 110) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,310 INFO L268 CegarLoopResult]: For program point testEXIT(lines 55 122) no Hoare annotation was computed. [2020-10-12 17:45:32,310 INFO L268 CegarLoopResult]: For program point L66(lines 65 114) no Hoare annotation was computed. [2020-10-12 17:45:32,310 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 535 580) no Hoare annotation was computed. [2020-10-12 17:45:32,310 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 535 580) no Hoare annotation was computed. [2020-10-12 17:45:32,310 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 535 580) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point L555(lines 555 562) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point L549(lines 549 569) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point L549-1(lines 549 569) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point L684(lines 684 692) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point L684-2(lines 684 692) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 676 698) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 676 698) no Hoare annotation was computed. [2020-10-12 17:45:32,311 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 676 698) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L481-2(lines 481 501) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 432 534) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L502(lines 480 503) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L461(lines 461 477) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 432 534) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L482(lines 481 501) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-12 17:45:32,312 INFO L268 CegarLoopResult]: For program point L513-1(line 513) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point L478(lines 478 519) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 432 534) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point L497-1(line 497) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point L520(lines 520 531) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point L483(lines 483 487) no Hoare annotation was computed. [2020-10-12 17:45:32,313 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 713 722) no Hoare annotation was computed. [2020-10-12 17:45:32,314 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 713 722) no Hoare annotation was computed. [2020-10-12 17:45:32,314 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 713 722) no Hoare annotation was computed. [2020-10-12 17:45:32,314 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,314 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.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)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:45:32,314 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,314 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 166 173) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 699 707) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2020-10-12 17:45:32,315 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,316 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,316 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,316 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:45:32,316 INFO L264 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:45:32,316 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~pumpRunning~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:45:32,316 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (and (not (= ~pumpRunning~0 0)) (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~methaneLevelCritical~0 0)))) [2020-10-12 17:45:32,316 INFO L268 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-10-12 17:45:32,317 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-10-12 17:45:32,317 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-10-12 17:45:32,317 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 774 803) no Hoare annotation was computed. [2020-10-12 17:45:32,317 INFO L271 CegarLoopResult]: At program point L799(lines 774 803) the Hoare annotation is: true [2020-10-12 17:45:32,317 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 774 803) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~pumpRunning~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:45:32,317 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-10-12 17:45:32,317 INFO L268 CegarLoopResult]: For program point L788(lines 788 792) no Hoare annotation was computed. [2020-10-12 17:45:32,318 INFO L264 CegarLoopResult]: At program point L788-1(lines 788 792) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:45:32,318 INFO L268 CegarLoopResult]: For program point L785(line 785) no Hoare annotation was computed. [2020-10-12 17:45:32,318 INFO L264 CegarLoopResult]: At program point L784-2(lines 784 798) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:45:32,318 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~pumpRunning~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:45:32,318 INFO L268 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-10-12 17:45:32,318 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 667 675) the Hoare annotation is: true [2020-10-12 17:45:32,319 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 667 675) no Hoare annotation was computed. [2020-10-12 17:45:32,319 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 667 675) no Hoare annotation was computed. [2020-10-12 17:45:32,319 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: true [2020-10-12 17:45:32,319 INFO L268 CegarLoopResult]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2020-10-12 17:45:32,319 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2020-10-12 17:45:32,319 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 828 834) no Hoare annotation was computed. [2020-10-12 17:45:32,319 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 828 834) the Hoare annotation is: true [2020-10-12 17:45:32,320 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,320 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,320 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:45:32,320 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:45:32,320 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 253 260) no Hoare annotation was computed. [2020-10-12 17:45:32,320 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 253 260) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:45:32,320 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 253 260) no Hoare annotation was computed. [2020-10-12 17:45:32,321 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2020-10-12 17:45:32,321 INFO L268 CegarLoopResult]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2020-10-12 17:45:32,321 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:45:32,321 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-12 17:45:32,321 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-12 17:45:32,322 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-12 17:45:32,322 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-12 17:45:32,322 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 747 771) the Hoare annotation is: true [2020-10-12 17:45:32,322 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 17:45:32,322 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 747 771) no Hoare annotation was computed. [2020-10-12 17:45:32,322 INFO L268 CegarLoopResult]: For program point L759(lines 759 765) no Hoare annotation was computed. [2020-10-12 17:45:32,322 INFO L264 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-12 17:45:32,323 INFO L268 CegarLoopResult]: For program point L757-1(line 757) no Hoare annotation was computed. [2020-10-12 17:45:32,323 INFO L268 CegarLoopResult]: For program point L755(lines 755 768) no Hoare annotation was computed. [2020-10-12 17:45:32,323 INFO L268 CegarLoopResult]: For program point L755-1(lines 747 771) no Hoare annotation was computed. [2020-10-12 17:45:32,323 INFO L271 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: true [2020-10-12 17:45:32,323 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-10-12 17:45:32,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:45:32 BoogieIcfgContainer [2020-10-12 17:45:32,341 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:45:32,343 INFO L168 Benchmark]: Toolchain (without parser) took 21883.70 ms. Allocated memory was 143.1 MB in the beginning and 586.7 MB in the end (delta: 443.5 MB). Free memory was 105.7 MB in the beginning and 124.8 MB in the end (delta: -19.1 MB). Peak memory consumption was 429.5 MB. Max. memory is 7.1 GB. [2020-10-12 17:45:32,344 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 124.7 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 17:45:32,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.60 ms. Allocated memory was 143.1 MB in the beginning and 205.0 MB in the end (delta: 61.9 MB). Free memory was 105.5 MB in the beginning and 176.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-10-12 17:45:32,346 INFO L168 Benchmark]: Boogie Preprocessor took 126.79 ms. Allocated memory is still 205.0 MB. Free memory was 176.2 MB in the beginning and 171.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-10-12 17:45:32,347 INFO L168 Benchmark]: RCFGBuilder took 984.95 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 171.7 MB in the beginning and 196.1 MB in the end (delta: -24.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. [2020-10-12 17:45:32,347 INFO L168 Benchmark]: TraceAbstraction took 20072.17 ms. Allocated memory was 234.4 MB in the beginning and 586.7 MB in the end (delta: 352.3 MB). Free memory was 196.1 MB in the beginning and 124.8 MB in the end (delta: 71.3 MB). Peak memory consumption was 428.7 MB. Max. memory is 7.1 GB. [2020-10-12 17:45:32,351 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 124.7 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.60 ms. Allocated memory was 143.1 MB in the beginning and 205.0 MB in the end (delta: 61.9 MB). Free memory was 105.5 MB in the beginning and 176.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.79 ms. Allocated memory is still 205.0 MB. Free memory was 176.2 MB in the beginning and 171.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 984.95 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 171.7 MB in the beginning and 196.1 MB in the end (delta: -24.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20072.17 ms. Allocated memory was 234.4 MB in the beginning and 586.7 MB in the end (delta: 352.3 MB). Free memory was 196.1 MB in the beginning and 124.8 MB in the end (delta: 71.3 MB). Peak memory consumption was 428.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.9s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 173 SDtfs, 309 SDslu, 244 SDs, 0 SdLazy, 905 SolverSat, 180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 42 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 187 PreInvPairs, 250 NumberOfFragments, 617 HoareAnnotationTreeSize, 187 FomulaSimplifications, 8203 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 46 FomulaSimplificationsInter, 8381 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 30750 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...