/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:03:01,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:03:01,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:03:01,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:03:01,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:03:01,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:03:01,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:03:01,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:03:01,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:03:01,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:03:01,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:03:01,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:03:01,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:03:01,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:03:01,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:03:01,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:03:01,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:03:01,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:03:01,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:03:01,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:03:01,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:03:01,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:03:01,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:03:01,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:03:01,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:03:01,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:03:01,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:03:01,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:03:01,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:03:01,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:03:01,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:03:01,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:03:01,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:03:01,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:03:01,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:03:01,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:03:01,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:03:01,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:03:01,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:03:01,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:03:01,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:03:01,445 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 [2020-09-21 11:03:01,510 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:03:01,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:03:01,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:03:01,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:03:01,516 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:03:01,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:03:01,516 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:03:01,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:03:01,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:03:01,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:03:01,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:03:01,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:03:01,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:03:01,518 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:03:01,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:03:01,518 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:03:01,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:03:01,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:03:01,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:03:01,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:03:01,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:03:01,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:03:01,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:03:01,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:03:01,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:03:01,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:03:01,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:03:01,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:03:01,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:03:01,523 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:03:02,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:03:02,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:03:02,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:03:02,751 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:03:02,751 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:03:02,753 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2020-09-21 11:03:02,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cede92916/2c21524a2eed45efa76f847df016af74/FLAG5917c7eb3 [2020-09-21 11:03:03,427 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:03:03,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2020-09-21 11:03:03,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cede92916/2c21524a2eed45efa76f847df016af74/FLAG5917c7eb3 [2020-09-21 11:03:03,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cede92916/2c21524a2eed45efa76f847df016af74 [2020-09-21 11:03:03,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:03:03,750 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:03:03,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:03:03,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:03:03,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:03:03,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:03:03" (1/1) ... [2020-09-21 11:03:03,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78532141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:03, skipping insertion in model container [2020-09-21 11:03:03,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:03:03" (1/1) ... [2020-09-21 11:03:03,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:03:03,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:03:04,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:03:04,217 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:03:04,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:03:04,462 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:03:04,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04 WrapperNode [2020-09-21 11:03:04,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:03:04,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:03:04,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:03:04,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:03:04,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (1/1) ... [2020-09-21 11:03:04,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:03:04,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:03:04,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:03:04,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:03:04,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (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 [2020-09-21 11:03:04,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:03:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:03:04,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:03:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:03:04,656 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:03:04,657 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:03:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:03:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:03:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:03:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:03:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:03:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:03:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:03:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:03:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:03:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:03:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:03:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:03:04,661 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:03:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:03:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:03:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:03:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:03:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:03:04,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:03:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-21 11:03:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:03:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:03:04,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:03:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:03:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:03:04,665 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:03:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:03:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:03:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:03:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:03:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:03:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:03:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:03:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:03:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:03:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:03:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:03:04,669 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:03:04,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:03:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:03:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:03:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:03:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:03:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:03:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-21 11:03:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:03:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:03:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:03:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:03:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:03:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:03:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:03:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:03:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:03:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:03:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:03:04,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:03:04,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:03:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:03:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:03:04,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:03:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:03:04,678 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:03:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:03:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:03:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:03:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:03:04,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:03:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:03:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:03:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:03:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:03:06,034 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:03:06,035 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:03:06,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:03:06 BoogieIcfgContainer [2020-09-21 11:03:06,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:03:06,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:03:06,043 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:03:06,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:03:06,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:03:03" (1/3) ... [2020-09-21 11:03:06,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3f0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:03:06, skipping insertion in model container [2020-09-21 11:03:06,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:03:04" (2/3) ... [2020-09-21 11:03:06,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3f0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:03:06, skipping insertion in model container [2020-09-21 11:03:06,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:03:06" (3/3) ... [2020-09-21 11:03:06,051 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2020-09-21 11:03:06,062 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:03:06,073 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:03:06,093 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:03:06,126 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:03:06,126 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:03:06,126 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:03:06,126 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:03:06,126 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:03:06,127 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:03:06,127 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:03:06,127 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:03:06,154 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-09-21 11:03:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 11:03:06,166 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:03:06,167 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] [2020-09-21 11:03:06,167 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:03:06,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:03:06,175 INFO L82 PathProgramCache]: Analyzing trace with hash 214690501, now seen corresponding path program 1 times [2020-09-21 11:03:06,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:03:06,184 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1675302998] [2020-09-21 11:03:06,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:03:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:06,502 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:06,502 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:06,502 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:06,504 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:06,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-21 11:03:06,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:06,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 11:03:06,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:06,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:06,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-09-21 11:03:06,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:06,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 11:03:07,002 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:07,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:03:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,037 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,038 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:07,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:03:07,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:07,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:03:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,146 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,146 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:07,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:03:07,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:07,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:03:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,162 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,163 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,163 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,163 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:07,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:07,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:07,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:03:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,172 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,173 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,173 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:07,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:07,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:07,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:03:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,184 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,184 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,185 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:07,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:07,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:07,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:03:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,192 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,193 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,193 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,193 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:07,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:07,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:03:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:07,204 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:07,204 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:07,204 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:07,205 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:07,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:07,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:07,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:07,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:07,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:07,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:07,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:07,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:07,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:03:07,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1675302998] [2020-09-21 11:03:07,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:03:07,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 11:03:07,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242044320] [2020-09-21 11:03:07,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 11:03:07,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:03:07,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 11:03:07,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 11:03:07,261 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-09-21 11:03:08,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:03:08,360 INFO L93 Difference]: Finished difference Result 237 states and 317 transitions. [2020-09-21 11:03:08,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 11:03:08,363 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-09-21 11:03:08,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:03:08,380 INFO L225 Difference]: With dead ends: 237 [2020-09-21 11:03:08,380 INFO L226 Difference]: Without dead ends: 129 [2020-09-21 11:03:08,386 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 11:03:08,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-09-21 11:03:08,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-09-21 11:03:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 11:03:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 116 transitions. [2020-09-21 11:03:08,479 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 116 transitions. Word has length 46 [2020-09-21 11:03:08,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:03:08,479 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 116 transitions. [2020-09-21 11:03:08,479 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 11:03:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2020-09-21 11:03:08,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-09-21 11:03:08,484 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:03:08,484 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] [2020-09-21 11:03:08,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:03:08,485 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:03:08,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:03:08,485 INFO L82 PathProgramCache]: Analyzing trace with hash -780054523, now seen corresponding path program 1 times [2020-09-21 11:03:08,485 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:03:08,486 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2058179338] [2020-09-21 11:03:08,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:03:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:08,555 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:08,555 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:08,555 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:08,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:08,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-09-21 11:03:08,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:08,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 11:03:08,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-09-21 11:03:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:03:08,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:03:08,910 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:08,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:03:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:08,922 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:08,922 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:08,922 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:08,922 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:08,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:08,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:08,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:08,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:08,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:08,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:08,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:08,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 30 [2020-09-21 11:03:08,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:03:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:08,997 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:08,997 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:08,998 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:08,998 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:08,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:08,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:08,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:08,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:08,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:08,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:08,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:08,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:09,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:03:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:09,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:09,007 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:09,007 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:09,008 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:09,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:09,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:09,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:03:09,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:09,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:09,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:09,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:09,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:09,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:03:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:09,018 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:09,018 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:09,018 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:09,018 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:09,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:09,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:09,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:09,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:09,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:09,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:09,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:03:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:09,024 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:09,024 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:09,024 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:09,024 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:09,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:09,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:09,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:09,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:09,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:09,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:09,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:09,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:03:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:09,029 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:09,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:09,030 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:09,030 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:09,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:09,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:09,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:09,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:09,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:09,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:09,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 11:03:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:09,035 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:09,035 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:09,036 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:09,036 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:09,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:09,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:09,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:09,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:09,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:03:09,045 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2058179338] [2020-09-21 11:03:09,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:03:09,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:03:09,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286794355] [2020-09-21 11:03:09,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:03:09,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:03:09,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:03:09,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:03:09,050 INFO L87 Difference]: Start difference. First operand 99 states and 116 transitions. Second operand 4 states. [2020-09-21 11:03:09,531 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:03:10,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:03:10,156 INFO L93 Difference]: Finished difference Result 170 states and 208 transitions. [2020-09-21 11:03:10,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 11:03:10,157 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-09-21 11:03:10,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:03:10,159 INFO L225 Difference]: With dead ends: 170 [2020-09-21 11:03:10,159 INFO L226 Difference]: Without dead ends: 113 [2020-09-21 11:03:10,163 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:03:10,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-09-21 11:03:10,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 90. [2020-09-21 11:03:10,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-09-21 11:03:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-09-21 11:03:10,220 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 47 [2020-09-21 11:03:10,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:03:10,220 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-09-21 11:03:10,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:03:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-09-21 11:03:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:03:10,230 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:03:10,230 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] [2020-09-21 11:03:10,230 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:03:10,230 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:03:10,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:03:10,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1480057992, now seen corresponding path program 1 times [2020-09-21 11:03:10,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:03:10,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [375457811] [2020-09-21 11:03:10,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:03:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,459 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:03:10,460 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,460 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,460 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-09-21 11:03:10,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-09-21 11:03:10,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:10,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:10,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-09-21 11:03:10,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,804 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:10,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:03:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,880 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,881 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,881 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,881 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:10,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-21 11:03:10,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:10,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:10,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:03:10,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:03:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,921 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,921 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,921 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,922 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:10,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:10,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:10,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:10,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:10,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:03:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,927 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,928 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,928 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,928 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:10,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:10,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:10,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:10,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:10,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:03:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,935 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,935 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,935 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:10,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:10,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:10,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:03:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,942 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,942 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,942 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,943 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:10,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:10,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:10,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:10,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:10,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:03:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,948 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,948 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,948 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:10,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:10,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:10,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:10,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:10,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:03:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:10,954 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:10,954 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:10,954 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:10,954 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:10,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:10,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:10,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:10,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:10,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:10,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:10,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:10,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:10,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:03:10,965 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [375457811] [2020-09-21 11:03:10,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:03:10,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:03:10,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807079453] [2020-09-21 11:03:10,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:03:10,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:03:10,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:03:10,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:03:10,967 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2020-09-21 11:03:11,365 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:03:12,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:03:12,008 INFO L93 Difference]: Finished difference Result 179 states and 222 transitions. [2020-09-21 11:03:12,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 11:03:12,009 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:03:12,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:03:12,011 INFO L225 Difference]: With dead ends: 179 [2020-09-21 11:03:12,011 INFO L226 Difference]: Without dead ends: 113 [2020-09-21 11:03:12,016 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:03:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-09-21 11:03:12,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 90. [2020-09-21 11:03:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-09-21 11:03:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 103 transitions. [2020-09-21 11:03:12,072 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 103 transitions. Word has length 51 [2020-09-21 11:03:12,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:03:12,073 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 103 transitions. [2020-09-21 11:03:12,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:03:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2020-09-21 11:03:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:03:12,077 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:03:12,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:03:12,077 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:03:12,078 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:03:12,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:03:12,078 INFO L82 PathProgramCache]: Analyzing trace with hash -645246501, now seen corresponding path program 1 times [2020-09-21 11:03:12,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:03:12,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2013238108] [2020-09-21 11:03:12,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:03:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:12,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:12,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:12,561 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:12,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:12,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-09-21 11:03:12,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:12,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 411 [2020-09-21 11:03:12,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:12,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:03:12,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:12,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-21 11:03:12,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:12,871 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:12,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:03:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:12,928 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:12,928 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:12,929 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:12,929 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:12,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:12,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:12,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-21 11:03:12,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:12,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:12,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:12,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:03:12,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:12,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:03:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:12,966 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:12,967 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:12,967 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:12,967 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:12,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:12,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:12,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:12,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:03:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:12,972 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:12,973 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:12,973 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:12,973 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:12,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:12,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:12,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:12,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:12,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:12,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:12,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:12,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:03:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:12,978 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:12,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:12,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:12,979 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:12,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:12,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:12,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:12,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:12,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:12,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:03:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:12,983 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:12,984 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:12,984 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:12,984 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:12,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:12,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:12,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:12,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:12,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:12,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:12,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:12,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:12,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-09-21 11:03:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:13,001 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:13,001 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:13,001 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:13,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:03:13,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:13,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:03:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:13,005 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:13,005 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:13,005 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:13,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:13,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:13,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:03:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:13,013 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:13,013 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:13,013 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:13,013 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:13,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:13,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:13,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:03:13,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:13,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:03:13,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:13,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:13,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:13,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:03:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:13,039 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:13,039 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:13,039 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:13,040 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:13,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:13,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:13,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:13,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:13,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:03:13,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:13,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:03:13,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:03:13,051 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2013238108] [2020-09-21 11:03:13,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:03:13,051 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:03:13,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102535858] [2020-09-21 11:03:13,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:03:13,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:03:13,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:03:13,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:03:13,053 INFO L87 Difference]: Start difference. First operand 90 states and 103 transitions. Second operand 8 states. [2020-09-21 11:03:13,518 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:03:14,498 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:14,878 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:03:15,515 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:15,817 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:16,272 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:03:16,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:03:16,806 INFO L93 Difference]: Finished difference Result 279 states and 369 transitions. [2020-09-21 11:03:16,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-21 11:03:16,810 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-09-21 11:03:16,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:03:16,813 INFO L225 Difference]: With dead ends: 279 [2020-09-21 11:03:16,814 INFO L226 Difference]: Without dead ends: 213 [2020-09-21 11:03:16,815 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:03:16,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-09-21 11:03:16,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 147. [2020-09-21 11:03:16,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-09-21 11:03:16,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2020-09-21 11:03:16,860 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 59 [2020-09-21 11:03:16,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:03:16,861 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2020-09-21 11:03:16,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:03:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2020-09-21 11:03:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-09-21 11:03:16,863 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:03:16,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:03:16,863 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:03:16,863 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:03:16,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:03:16,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1499933855, now seen corresponding path program 1 times [2020-09-21 11:03:16,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:03:16,864 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [990036107] [2020-09-21 11:03:16,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:03:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,285 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,286 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,286 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,286 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-21 11:03:17,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 376 [2020-09-21 11:03:17,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:03:17,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:03:17,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-09-21 11:03:17,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,656 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:17,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:03:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,745 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,746 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,746 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:17,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-09-21 11:03:17,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:03:17,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:17,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:03:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,791 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,791 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,792 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:17,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:17,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:17,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:03:17,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:03:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,799 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,799 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,799 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,799 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:17,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:17,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:17,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:03:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,805 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,806 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,806 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,807 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:17,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:03:17,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:17,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:03:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,813 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,813 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,813 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,813 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:17,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:17,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:17,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-21 11:03:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,831 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,831 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,832 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,832 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:17,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:17,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:17,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 11:03:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,849 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,850 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,850 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,850 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:03:17,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:17,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:03:17,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:03:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,856 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,857 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,857 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:03:17,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:17,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:03:17,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:03:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,863 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,863 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:17,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:03:17,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:03:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:17,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:03:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:03:17,872 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:03:17,872 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:03:17,872 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:03:17,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:03:17,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:03:17,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:03:17,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:03:17,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:03:17,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:03:17,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:03:17,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:03:17,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:03:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:03:17,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [990036107] [2020-09-21 11:03:17,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:03:17,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:03:17,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338781918] [2020-09-21 11:03:17,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:03:17,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:03:17,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:03:17,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:03:17,898 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 9 states. [2020-09-21 11:03:18,482 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:03:19,451 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:19,790 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:20,088 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:20,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:03:20,283 INFO L93 Difference]: Finished difference Result 263 states and 328 transitions. [2020-09-21 11:03:20,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:03:20,284 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-09-21 11:03:20,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:03:20,285 INFO L225 Difference]: With dead ends: 263 [2020-09-21 11:03:20,285 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:03:20,287 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:03:20,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:03:20,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:03:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:03:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:03:20,288 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-09-21 11:03:20,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:03:20,289 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:03:20,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:03:20,289 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:03:20,289 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:03:20,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:03:20,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:03:20,473 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:20,643 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:20,828 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:20,999 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:21,174 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:21,703 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-09-21 11:03:21,864 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:22,028 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:22,195 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:22,709 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-09-21 11:03:23,178 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-09-21 11:03:23,337 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:23,624 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:03:23,899 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:03:24,252 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-09-21 11:03:24,552 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:03:24,841 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:03:25,102 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:03:25,439 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-09-21 11:03:25,692 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:03:25,841 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:25,997 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:26,148 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:26,301 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:26,458 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:26,601 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:26,750 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:26,903 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:27,061 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:27,222 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:27,376 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:27,524 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:27,678 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:27,831 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:27,983 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:28,412 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 12 [2020-09-21 11:03:28,562 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:28,717 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:28,870 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:29,023 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:29,175 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:29,328 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:29,488 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:29,639 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:29,793 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:29,949 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:30,103 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:30,255 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:03:30,416 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:30,573 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:30,749 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:03:30,975 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:03:31,405 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-21 11:03:31,618 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:31,862 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:03:32,141 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:32,595 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-09-21 11:03:33,024 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-09-21 11:03:33,480 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-21 11:03:33,704 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:33,911 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:34,189 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:03:34,433 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:03:34,611 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:35,051 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-09-21 11:03:35,270 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:35,736 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2020-09-21 11:03:35,970 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:03:36,412 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-09-21 11:03:36,639 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:36,863 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2020-09-21 11:03:36,869 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 438) no Hoare annotation was computed. [2020-09-21 11:03:36,869 INFO L268 CegarLoopResult]: For program point L439(lines 416 440) no Hoare annotation was computed. [2020-09-21 11:03:36,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 392 447) no Hoare annotation was computed. [2020-09-21 11:03:36,870 INFO L268 CegarLoopResult]: For program point L423(lines 423 427) no Hoare annotation was computed. [2020-09-21 11:03:36,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 392 447) no Hoare annotation was computed. [2020-09-21 11:03:36,870 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 427) no Hoare annotation was computed. [2020-09-21 11:03:36,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 392 447) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point L480-1(lines 480 484) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point L474-2(lines 474 499) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 448 507) no Hoare annotation was computed. [2020-09-21 11:03:36,871 INFO L268 CegarLoopResult]: For program point L500(lines 473 501) no Hoare annotation was computed. [2020-09-21 11:03:36,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 448 507) no Hoare annotation was computed. [2020-09-21 11:03:36,872 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-09-21 11:03:36,872 INFO L268 CegarLoopResult]: For program point L493-1(line 493) no Hoare annotation was computed. [2020-09-21 11:03:36,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 448 507) no Hoare annotation was computed. [2020-09-21 11:03:36,872 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 849 855) the Hoare annotation is: true [2020-09-21 11:03:36,872 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 849 855) no Hoare annotation was computed. [2020-09-21 11:03:36,873 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 856 864) no Hoare annotation was computed. [2020-09-21 11:03:36,873 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 856 864) the Hoare annotation is: true [2020-09-21 11:03:36,873 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 856 864) no Hoare annotation was computed. [2020-09-21 11:03:36,873 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 807 829) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,873 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 807 829) no Hoare annotation was computed. [2020-09-21 11:03:36,874 INFO L264 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,874 INFO L264 CegarLoopResult]: At program point L819-1(line 819) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,874 INFO L268 CegarLoopResult]: For program point L817(lines 817 824) no Hoare annotation was computed. [2020-09-21 11:03:36,874 INFO L268 CegarLoopResult]: For program point L817-1(lines 817 824) no Hoare annotation was computed. [2020-09-21 11:03:36,874 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-09-21 11:03:36,875 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,875 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,875 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 807 829) no Hoare annotation was computed. [2020-09-21 11:03:36,875 INFO L264 CegarLoopResult]: At program point L813-1(line 813) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,875 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 763 786) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 763 786) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 763 786) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-09-21 11:03:36,876 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L771(line 771) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-09-21 11:03:36,877 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 219 227) no Hoare annotation was computed. [2020-09-21 11:03:36,878 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 219 227) the Hoare annotation is: true [2020-09-21 11:03:36,878 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 219 227) no Hoare annotation was computed. [2020-09-21 11:03:36,878 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-09-21 11:03:36,878 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-09-21 11:03:36,878 INFO L268 CegarLoopResult]: For program point L247-2(lines 247 255) no Hoare annotation was computed. [2020-09-21 11:03:36,878 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 228 263) no Hoare annotation was computed. [2020-09-21 11:03:36,878 INFO L268 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point L235-2(lines 235 243) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 228 263) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 228 263) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 842 848) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 842 848) the Hoare annotation is: true [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 346 391) no Hoare annotation was computed. [2020-09-21 11:03:36,879 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 346 391) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 346 391) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point L673(lines 673 693) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 693) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 659 704) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 659 704) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point L679(lines 679 686) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 659 704) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 794 803) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 794 803) no Hoare annotation was computed. [2020-09-21 11:03:36,880 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 794 803) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 208 218) the Hoare annotation is: true [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 208 218) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 208 218) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L271 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: true [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point L213-1(line 213) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 200 207) the Hoare annotation is: true [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 200 207) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 200 207) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point L186-1(lines 167 191) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 167 191) no Hoare annotation was computed. [2020-09-21 11:03:36,881 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,882 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 167 191) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,882 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,882 INFO L268 CegarLoopResult]: For program point L175(lines 175 183) no Hoare annotation was computed. [2020-09-21 11:03:36,882 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,882 INFO L268 CegarLoopResult]: For program point L173-1(line 173) no Hoare annotation was computed. [2020-09-21 11:03:36,882 INFO L268 CegarLoopResult]: For program point L171(lines 171 188) no Hoare annotation was computed. [2020-09-21 11:03:36,882 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 159 165) no Hoare annotation was computed. [2020-09-21 11:03:36,882 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 159 165) the Hoare annotation is: true [2020-09-21 11:03:36,882 INFO L264 CegarLoopResult]: At program point testENTRY(lines 275 338) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:03:36,882 INFO L268 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-09-21 11:03:36,882 INFO L268 CegarLoopResult]: For program point testFINAL(lines 275 338) no Hoare annotation was computed. [2020-09-21 11:03:36,883 INFO L264 CegarLoopResult]: At program point L331(lines 284 332) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:03:36,883 INFO L268 CegarLoopResult]: For program point L321(lines 321 325) no Hoare annotation was computed. [2020-09-21 11:03:36,883 INFO L264 CegarLoopResult]: At program point L321-2(lines 315 326) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:03:36,883 INFO L268 CegarLoopResult]: For program point L286(lines 285 330) no Hoare annotation was computed. [2020-09-21 11:03:36,883 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-09-21 11:03:36,883 INFO L264 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:03:36,884 INFO L264 CegarLoopResult]: At program point L328(lines 285 330) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point L295(lines 295 301) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 301) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point testEXIT(lines 275 338) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 613 658) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point L633(lines 633 640) no Hoare annotation was computed. [2020-09-21 11:03:36,884 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 613 658) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point L627(lines 627 647) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 647) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 613 658) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-09-21 11:03:36,885 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 510 612) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L539(lines 539 555) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L599(lines 599 606) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L560(lines 559 579) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L556(lines 556 597) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 510 612) no Hoare annotation was computed. [2020-09-21 11:03:36,886 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point L598(lines 598 609) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 510 612) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point L559-2(lines 559 579) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point L580(lines 558 581) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 832 841) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 832 841) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 832 841) no Hoare annotation was computed. [2020-09-21 11:03:36,887 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.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~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.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~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 192 199) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 192 199) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 192 199) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-09-21 11:03:36,888 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-09-21 11:03:36,889 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,889 INFO L264 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,890 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,890 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 733 762) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 733 762) the Hoare annotation is: true [2020-09-21 11:03:36,890 INFO L271 CegarLoopResult]: At program point L758(lines 733 762) the Hoare annotation is: true [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point L754(line 754) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L271 CegarLoopResult]: At program point L747-1(lines 747 751) the Hoare annotation is: true [2020-09-21 11:03:36,890 INFO L268 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-09-21 11:03:36,890 INFO L271 CegarLoopResult]: At program point L743-2(lines 743 757) the Hoare annotation is: true [2020-09-21 11:03:36,891 INFO L271 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: true [2020-09-21 11:03:36,891 INFO L268 CegarLoopResult]: For program point L739-1(line 739) no Hoare annotation was computed. [2020-09-21 11:03:36,891 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-09-21 11:03:36,891 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-09-21 11:03:36,891 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-09-21 11:03:36,891 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 787 793) no Hoare annotation was computed. [2020-09-21 11:03:36,891 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 787 793) the Hoare annotation is: true [2020-09-21 11:03:36,891 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,891 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:03:36,891 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 265 272) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 269) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 265 272) the Hoare annotation is: true [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 265 272) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 706 730) the Hoare annotation is: true [2020-09-21 11:03:36,892 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 706 730) no Hoare annotation was computed. [2020-09-21 11:03:36,892 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:03:36,893 INFO L268 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-09-21 11:03:36,893 INFO L264 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:03:36,893 INFO L268 CegarLoopResult]: For program point L716-1(line 716) no Hoare annotation was computed. [2020-09-21 11:03:36,893 INFO L268 CegarLoopResult]: For program point L714(lines 714 727) no Hoare annotation was computed. [2020-09-21 11:03:36,893 INFO L268 CegarLoopResult]: For program point L714-1(lines 706 730) no Hoare annotation was computed. [2020-09-21 11:03:36,893 INFO L271 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: true [2020-09-21 11:03:36,893 INFO L268 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-09-21 11:03:36,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:03:36 BoogieIcfgContainer [2020-09-21 11:03:36,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:03:36,913 INFO L168 Benchmark]: Toolchain (without parser) took 33168.14 ms. Allocated memory was 140.5 MB in the beginning and 579.9 MB in the end (delta: 439.4 MB). Free memory was 101.7 MB in the beginning and 337.1 MB in the end (delta: -235.4 MB). Peak memory consumption was 418.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:03:36,914 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:03:36,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.52 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 101.0 MB in the beginning and 171.7 MB in the end (delta: -70.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:03:36,916 INFO L168 Benchmark]: Boogie Preprocessor took 96.18 ms. Allocated memory is still 201.3 MB. Free memory was 171.7 MB in the beginning and 167.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:03:36,917 INFO L168 Benchmark]: RCFGBuilder took 1480.05 ms. Allocated memory was 201.3 MB in the beginning and 236.5 MB in the end (delta: 35.1 MB). Free memory was 167.7 MB in the beginning and 204.4 MB in the end (delta: -36.7 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:03:36,917 INFO L168 Benchmark]: TraceAbstraction took 30868.54 ms. Allocated memory was 236.5 MB in the beginning and 579.9 MB in the end (delta: 343.4 MB). Free memory was 202.9 MB in the beginning and 337.1 MB in the end (delta: -134.1 MB). Peak memory consumption was 423.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:03:36,921 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.52 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 101.0 MB in the beginning and 171.7 MB in the end (delta: -70.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.18 ms. Allocated memory is still 201.3 MB. Free memory was 171.7 MB in the beginning and 167.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1480.05 ms. Allocated memory was 201.3 MB in the beginning and 236.5 MB in the end (delta: 35.1 MB). Free memory was 167.7 MB in the beginning and 204.4 MB in the end (delta: -36.7 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30868.54 ms. Allocated memory was 236.5 MB in the beginning and 579.9 MB in the end (delta: 343.4 MB). Free memory was 202.9 MB in the beginning and 337.1 MB in the end (delta: -134.1 MB). Peak memory consumption was 423.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 269]: 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: 733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 405 SDtfs, 548 SDslu, 229 SDs, 0 SdLazy, 1162 SolverSat, 340 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 142 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 235 PreInvPairs, 261 NumberOfFragments, 645 HoareAnnotationTreeSize, 235 FomulaSimplifications, 33793 FormulaSimplificationTreeSizeReduction, 10.4s HoareSimplificationTime, 48 FomulaSimplificationsInter, 7142 FormulaSimplificationTreeSizeReductionInter, 6.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 73108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...