/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_spec4_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:00:54,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:00:54,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:00:54,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:00:54,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:00:54,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:00:54,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:00:54,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:00:54,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:00:54,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:00:54,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:00:54,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:00:54,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:00:54,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:00:54,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:00:54,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:00:54,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:00:54,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:00:54,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:00:54,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:00:54,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:00:54,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:00:54,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:00:54,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:00:54,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:00:54,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:00:54,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:00:54,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:00:54,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:00:54,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:00:54,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:00:54,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:00:54,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:00:54,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:00:54,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:00:54,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:00:54,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:00:54,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:00:54,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:00:54,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:00:54,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:00:54,529 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 18:00:54,552 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:00:54,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:00:54,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:00:54,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:00:54,554 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:00:54,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:00:54,555 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:00:54,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:00:54,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:00:54,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:00:54,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:00:54,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:00:54,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:00:54,556 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:00:54,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:00:54,556 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:00:54,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:00:54,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:00:54,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:00:54,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:00:54,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:00:54,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:00:54,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:00:54,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:00:54,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:00:54,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:00:54,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:00:54,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:00:54,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:00:54,559 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 18:00:54,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:00:54,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:00:54,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:00:54,895 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:00:54,897 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:00:54,897 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-10-12 18:00:54,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/73158d48c/1797aa6439784f9dacc045934a3deca9/FLAG248dc98fe [2020-10-12 18:00:55,476 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:00:55,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-10-12 18:00:55,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/73158d48c/1797aa6439784f9dacc045934a3deca9/FLAG248dc98fe [2020-10-12 18:00:55,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/73158d48c/1797aa6439784f9dacc045934a3deca9 [2020-10-12 18:00:55,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:00:55,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:00:55,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:00:55,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:00:55,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:00:55,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:00:55" (1/1) ... [2020-10-12 18:00:55,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c53af82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:55, skipping insertion in model container [2020-10-12 18:00:55,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:00:55" (1/1) ... [2020-10-12 18:00:55,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:00:55,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:00:56,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:00:56,194 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:00:56,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:00:56,446 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:00:56,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56 WrapperNode [2020-10-12 18:00:56,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:00:56,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:00:56,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:00:56,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:00:56,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (1/1) ... [2020-10-12 18:00:56,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:00:56,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:00:56,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:00:56,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:00:56,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (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 18:00:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:00:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:00:56,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:00:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:00:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:00:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:00:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:00:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:00:56,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:00:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:00:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:00:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:00:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:00:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-12 18:00:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:00:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:00:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:00:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:00:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:00:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 18:00:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:00:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:00:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:00:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:00:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:00:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:00:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:00:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:00:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:00:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:00:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:00:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:00:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:00:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:00:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:00:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:00:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:00:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:00:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:00:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:00:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:00:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:00:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:00:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:00:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:00:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 18:00:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:00:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:00:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:00:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:00:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:00:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:00:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:00:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:00:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:00:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:00:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:00:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:00:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:00:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:00:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:00:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:00:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:00:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:00:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:00:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:00:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:00:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:00:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:00:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:00:57,630 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:00:57,632 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:00:57,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:00:57 BoogieIcfgContainer [2020-10-12 18:00:57,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:00:57,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:00:57,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:00:57,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:00:57,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:00:55" (1/3) ... [2020-10-12 18:00:57,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e244dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:00:57, skipping insertion in model container [2020-10-12 18:00:57,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:00:56" (2/3) ... [2020-10-12 18:00:57,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e244dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:00:57, skipping insertion in model container [2020-10-12 18:00:57,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:00:57" (3/3) ... [2020-10-12 18:00:57,654 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2020-10-12 18:00:57,664 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:00:57,673 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:00:57,687 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:00:57,709 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:00:57,710 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:00:57,710 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:00:57,710 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:00:57,710 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:00:57,711 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:00:57,711 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:00:57,711 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:00:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2020-10-12 18:00:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:00:57,743 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:00:57,744 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 18:00:57,744 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:00:57,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:00:57,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1570984683, now seen corresponding path program 1 times [2020-10-12 18:00:57,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:00:57,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724746560] [2020-10-12 18:00:57,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:00:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:58,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:58,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:59,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:59,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:01:03,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:01:03,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-12 18:01:03,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:01:03,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:01:03,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-12 18:01:03,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 18:01:03,494 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:03,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:01:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:03,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-12 18:01:03,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:03,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:03,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:01:03,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:03,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:01:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:03,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:03,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:03,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:03,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:03,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:03,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:01:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:03,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:03,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:03,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:03,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:01:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:03,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:01:03,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:03,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:03,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:01:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:03,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:03,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:03,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:03,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:03,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:03,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:01:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:03,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:01:03,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:01:03,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:03,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:03,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:03,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:01:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:03,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:03,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:03,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:03,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:03,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:03,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:01:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:01:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:01:03,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:03,767 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 18:01:03,768 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724746560] [2020-10-12 18:01:03,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:01:03,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:01:03,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869058019] [2020-10-12 18:01:03,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:01:03,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:01:03,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:01:03,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:01:03,796 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 7 states. [2020-10-12 18:01:04,501 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:01:05,841 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-12 18:01:06,238 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:06,564 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:06,884 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:01:07,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:01:07,706 INFO L93 Difference]: Finished difference Result 297 states and 403 transitions. [2020-10-12 18:01:07,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 18:01:07,708 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:01:07,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:01:07,723 INFO L225 Difference]: With dead ends: 297 [2020-10-12 18:01:07,723 INFO L226 Difference]: Without dead ends: 183 [2020-10-12 18:01:07,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-12 18:01:07,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-12 18:01:07,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 160. [2020-10-12 18:01:07,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-12 18:01:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 195 transitions. [2020-10-12 18:01:07,857 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 195 transitions. Word has length 46 [2020-10-12 18:01:07,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:01:07,859 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 195 transitions. [2020-10-12 18:01:07,859 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:01:07,860 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 195 transitions. [2020-10-12 18:01:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 18:01:07,870 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:01:07,870 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] [2020-10-12 18:01:07,871 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:01:07,871 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:01:07,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:01:07,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1838348630, now seen corresponding path program 1 times [2020-10-12 18:01:07,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:01:07,872 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [239276980] [2020-10-12 18:01:07,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:01:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:07,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:07,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:08,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:08,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:09,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:09,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 18:01:09,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 18:01:09,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1789 [2020-10-12 18:01:09,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:09,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 18:01:09,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:01:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-12 18:01:09,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:01:10,026 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:10,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:01:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:10,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-12 18:01:10,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:01:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:01:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:10,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:01:10,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:10,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:01:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:10,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:01:10,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:10,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:01:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:10,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:10,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:10,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:01:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:10,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:01:10,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:10,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 18:01:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:10,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:10,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:10,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:01:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:10,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:10,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:10,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:10,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-12 18:01:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:10,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:10,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:10,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:10,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:10,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:10,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:10,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:01:10,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:10,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:10,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:10,196 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 18:01:10,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [239276980] [2020-10-12 18:01:10,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:01:10,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 18:01:10,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863449300] [2020-10-12 18:01:10,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 18:01:10,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:01:10,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 18:01:10,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 18:01:10,200 INFO L87 Difference]: Start difference. First operand 160 states and 195 transitions. Second operand 8 states. [2020-10-12 18:01:10,590 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:01:11,489 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:11,831 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:01:12,068 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:01:12,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:01:12,277 INFO L93 Difference]: Finished difference Result 289 states and 373 transitions. [2020-10-12 18:01:12,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 18:01:12,277 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 18:01:12,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:01:12,278 INFO L225 Difference]: With dead ends: 289 [2020-10-12 18:01:12,278 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:01:12,286 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:01:12,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:01:12,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:01:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:01:12,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:01:12,287 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-12 18:01:12,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:01:12,287 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:01:12,287 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 18:01:12,288 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:01:12,288 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:01:12,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:01:12,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:01:13,924 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:14,246 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:14,410 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:14,590 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:14,873 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:15,029 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:15,294 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-12 18:01:15,512 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:15,668 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:15,814 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:16,134 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:16,278 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-12 18:01:16,572 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 8 [2020-10-12 18:01:16,715 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-12 18:01:16,984 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:17,267 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:17,559 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:17,838 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:18,144 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-10-12 18:01:18,295 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:18,450 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-12 18:01:18,762 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 11 [2020-10-12 18:01:18,915 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2020-10-12 18:01:19,097 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-10-12 18:01:19,101 INFO L268 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-10-12 18:01:19,101 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 564 619) no Hoare annotation was computed. [2020-10-12 18:01:19,101 INFO L268 CegarLoopResult]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2020-10-12 18:01:19,102 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-12 18:01:19,102 INFO L268 CegarLoopResult]: For program point L589-2(lines 589 610) no Hoare annotation was computed. [2020-10-12 18:01:19,102 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 564 619) no Hoare annotation was computed. [2020-10-12 18:01:19,102 INFO L268 CegarLoopResult]: For program point L611(lines 588 612) no Hoare annotation was computed. [2020-10-12 18:01:19,102 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 564 619) no Hoare annotation was computed. [2020-10-12 18:01:19,102 INFO L268 CegarLoopResult]: For program point L672(lines 645 673) no Hoare annotation was computed. [2020-10-12 18:01:19,103 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-10-12 18:01:19,103 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-10-12 18:01:19,103 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 620 679) no Hoare annotation was computed. [2020-10-12 18:01:19,103 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 620 679) no Hoare annotation was computed. [2020-10-12 18:01:19,104 INFO L268 CegarLoopResult]: For program point L652(lines 652 656) no Hoare annotation was computed. [2020-10-12 18:01:19,104 INFO L268 CegarLoopResult]: For program point L652-1(lines 652 656) no Hoare annotation was computed. [2020-10-12 18:01:19,104 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 620 679) no Hoare annotation was computed. [2020-10-12 18:01:19,104 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-10-12 18:01:19,104 INFO L268 CegarLoopResult]: For program point L646-2(lines 646 671) no Hoare annotation was computed. [2020-10-12 18:01:19,104 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 399 405) the Hoare annotation is: true [2020-10-12 18:01:19,105 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 399 405) no Hoare annotation was computed. [2020-10-12 18:01:19,105 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 406 414) no Hoare annotation was computed. [2020-10-12 18:01:19,105 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 406 414) the Hoare annotation is: true [2020-10-12 18:01:19,105 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 406 414) no Hoare annotation was computed. [2020-10-12 18:01:19,105 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-10-12 18:01:19,105 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-10-12 18:01:19,105 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,105 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-10-12 18:01:19,106 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,106 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-10-12 18:01:19,106 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-10-12 18:01:19,106 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-10-12 18:01:19,106 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-10-12 18:01:19,106 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-12 18:01:19,106 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,106 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2020-10-12 18:01:19,107 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,107 INFO L264 CegarLoopResult]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,107 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-10-12 18:01:19,107 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2020-10-12 18:01:19,107 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-12 18:01:19,108 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,108 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,108 INFO L264 CegarLoopResult]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,108 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2020-10-12 18:01:19,108 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 447 470) no Hoare annotation was computed. [2020-10-12 18:01:19,108 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 447 470) no Hoare annotation was computed. [2020-10-12 18:01:19,109 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 447 470) no Hoare annotation was computed. [2020-10-12 18:01:19,109 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-12 18:01:19,109 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-12 18:01:19,118 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-12 18:01:19,118 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-12 18:01:19,119 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 354 368) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point L358(lines 358 364) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 354 368) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 354 368) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 264 271) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 264 271) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 264 271) no Hoare annotation was computed. [2020-10-12 18:01:19,120 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point L337(lines 337 345) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point L325(lines 325 333) no Hoare annotation was computed. [2020-10-12 18:01:19,121 INFO L268 CegarLoopResult]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 392 398) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 392 398) the Hoare annotation is: true [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 518 563) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 518 563) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 518 563) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 831 876) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point L845(lines 845 865) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point L845-1(lines 845 865) no Hoare annotation was computed. [2020-10-12 18:01:19,122 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 831 876) no Hoare annotation was computed. [2020-10-12 18:01:19,123 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 831 876) no Hoare annotation was computed. [2020-10-12 18:01:19,123 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 478 487) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,123 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 478 487) no Hoare annotation was computed. [2020-10-12 18:01:19,123 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 478 487) no Hoare annotation was computed. [2020-10-12 18:01:19,123 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2020-10-12 18:01:19,123 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-12 18:01:19,123 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-12 18:01:19,124 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2020-10-12 18:01:19,124 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2020-10-12 18:01:19,124 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 290 297) the Hoare annotation is: true [2020-10-12 18:01:19,124 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2020-10-12 18:01:19,124 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2020-10-12 18:01:19,124 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 257 263) no Hoare annotation was computed. [2020-10-12 18:01:19,124 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 257 263) the Hoare annotation is: true [2020-10-12 18:01:19,125 INFO L264 CegarLoopResult]: At program point testENTRY(lines 158 225) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:19,125 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,125 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-10-12 18:01:19,125 INFO L268 CegarLoopResult]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2020-10-12 18:01:19,125 INFO L264 CegarLoopResult]: At program point L215(lines 168 217) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,125 INFO L268 CegarLoopResult]: For program point testFINAL(lines 158 225) no Hoare annotation was computed. [2020-10-12 18:01:19,125 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,126 INFO L268 CegarLoopResult]: For program point L178(lines 178 184) no Hoare annotation was computed. [2020-10-12 18:01:19,126 INFO L268 CegarLoopResult]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2020-10-12 18:01:19,126 INFO L268 CegarLoopResult]: For program point L170(lines 170 174) no Hoare annotation was computed. [2020-10-12 18:01:19,126 INFO L264 CegarLoopResult]: At program point L218(lines 167 219) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,126 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,126 INFO L268 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2020-10-12 18:01:19,126 INFO L264 CegarLoopResult]: At program point L206-1(lines 198 213) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,126 INFO L268 CegarLoopResult]: For program point L169(lines 168 217) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point L198(lines 198 213) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point testEXIT(lines 158 225) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point L799(lines 799 819) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point L799-1(lines 799 819) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 785 830) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 785 830) no Hoare annotation was computed. [2020-10-12 18:01:19,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 785 830) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point L805(lines 805 812) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 382 391) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 382 391) no Hoare annotation was computed. [2020-10-12 18:01:19,128 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 382 391) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 682 784) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point L731-2(lines 731 751) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point L752(lines 730 753) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point L711(lines 711 727) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 682 784) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point L771(lines 771 778) no Hoare annotation was computed. [2020-10-12 18:01:19,129 INFO L268 CegarLoopResult]: For program point L732(lines 731 751) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L763(line 763) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L728(lines 728 769) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 682 784) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L747(line 747) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L747-1(line 747) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point L770(lines 770 781) no Hoare annotation was computed. [2020-10-12 18:01:19,130 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,131 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-12 18:01:19,131 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,131 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-10-12 18:01:19,131 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 273 289) no Hoare annotation was computed. [2020-10-12 18:01:19,131 INFO L268 CegarLoopResult]: For program point L284-1(lines 273 289) no Hoare annotation was computed. [2020-10-12 18:01:19,131 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 273 289) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point L278(line 278) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point L278-1(line 278) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-12 18:01:19,132 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-12 18:01:19,133 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,133 INFO L264 CegarLoopResult]: At program point L244(lines 244 250) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,133 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 233 256) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,134 INFO L264 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,134 INFO L268 CegarLoopResult]: For program point L237(lines 236 255) no Hoare annotation was computed. [2020-10-12 18:01:19,134 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2020-10-12 18:01:19,134 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 233 256) no Hoare annotation was computed. [2020-10-12 18:01:19,134 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2020-10-12 18:01:19,134 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,134 INFO L271 CegarLoopResult]: At program point L442(lines 417 446) the Hoare annotation is: true [2020-10-12 18:01:19,135 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-12 18:01:19,135 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-10-12 18:01:19,135 INFO L264 CegarLoopResult]: At program point L431-1(lines 431 435) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,135 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-12 18:01:19,135 INFO L264 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,135 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,135 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-10-12 18:01:19,135 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-12 18:01:19,136 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-12 18:01:19,136 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-12 18:01:19,136 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 471 477) no Hoare annotation was computed. [2020-10-12 18:01:19,136 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 471 477) the Hoare annotation is: true [2020-10-12 18:01:19,136 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,136 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-10-12 18:01:19,136 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:01:19,136 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:19,136 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 369 376) no Hoare annotation was computed. [2020-10-12 18:01:19,137 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 369 376) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,137 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 369 376) no Hoare annotation was computed. [2020-10-12 18:01:19,137 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-12 18:01:19,137 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-12 18:01:19,137 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:19,137 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 878 885) no Hoare annotation was computed. [2020-10-12 18:01:19,137 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2020-10-12 18:01:19,138 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 878 885) the Hoare annotation is: true [2020-10-12 18:01:19,138 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 878 885) no Hoare annotation was computed. [2020-10-12 18:01:19,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:01:19 BoogieIcfgContainer [2020-10-12 18:01:19,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:01:19,161 INFO L168 Benchmark]: Toolchain (without parser) took 23352.05 ms. Allocated memory was 138.4 MB in the beginning and 634.4 MB in the end (delta: 496.0 MB). Free memory was 100.7 MB in the beginning and 594.0 MB in the end (delta: -493.4 MB). Peak memory consumption was 517.6 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:19,162 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:01:19,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.79 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 100.5 MB in the beginning and 170.8 MB in the end (delta: -70.3 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:19,164 INFO L168 Benchmark]: Boogie Preprocessor took 87.07 ms. Allocated memory is still 200.8 MB. Free memory was 170.8 MB in the beginning and 166.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:19,165 INFO L168 Benchmark]: RCFGBuilder took 1108.95 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 166.6 MB in the beginning and 201.5 MB in the end (delta: -35.0 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:19,166 INFO L168 Benchmark]: TraceAbstraction took 21513.47 ms. Allocated memory was 232.3 MB in the beginning and 634.4 MB in the end (delta: 402.1 MB). Free memory was 201.5 MB in the beginning and 594.0 MB in the end (delta: -392.5 MB). Peak memory consumption was 524.6 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:19,170 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.79 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 100.5 MB in the beginning and 170.8 MB in the end (delta: -70.3 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.07 ms. Allocated memory is still 200.8 MB. Free memory was 170.8 MB in the beginning and 166.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1108.95 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 166.6 MB in the beginning and 201.5 MB in the end (delta: -35.0 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21513.47 ms. Allocated memory was 232.3 MB in the beginning and 634.4 MB in the end (delta: 402.1 MB). Free memory was 201.5 MB in the beginning and 594.0 MB in the end (delta: -392.5 MB). Peak memory consumption was 524.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 172 SDtfs, 296 SDslu, 265 SDs, 0 SdLazy, 870 SolverSat, 168 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 23 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 192 PreInvPairs, 243 NumberOfFragments, 578 HoareAnnotationTreeSize, 192 FomulaSimplifications, 4039 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 46 FomulaSimplificationsInter, 8406 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 95 ConstructedInterpolants, 0 QuantifiedInterpolants, 28310 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...