/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:47:53,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:47:53,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:47:53,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:47:53,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:47:53,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:47:53,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:47:53,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:47:53,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:47:53,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:47:53,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:47:53,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:47:53,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:47:53,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:47:53,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:47:53,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:47:53,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:47:53,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:47:53,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:47:53,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:47:53,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:47:53,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:47:53,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:47:53,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:47:53,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:47:53,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:47:53,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:47:53,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:47:53,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:47:53,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:47:53,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:47:53,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:47:53,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:47:53,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:47:53,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:47:53,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:47:53,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:47:53,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:47:53,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:47:53,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:47:53,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:47:53,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:47:53,467 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:47:53,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:47:53,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:47:53,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:47:53,470 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:47:53,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:47:53,471 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:47:53,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:47:53,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:47:53,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:47:53,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:47:53,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:47:53,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:47:53,473 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:47:53,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:47:53,474 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:47:53,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:47:53,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:47:53,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:47:53,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:47:53,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:47:53,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:47:53,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:47:53,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:47:53,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:47:53,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:47:53,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:47:53,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:47:53,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:47:53,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:47:53,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:47:53,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:47:53,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:47:53,776 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:47:53,777 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:47:53,778 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2020-10-13 12:47:53,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca2464efd/897ae0b8b06642f4a490da1fe81b301e/FLAG588d7d776 [2020-10-13 12:47:54,369 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:47:54,370 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2020-10-13 12:47:54,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca2464efd/897ae0b8b06642f4a490da1fe81b301e/FLAG588d7d776 [2020-10-13 12:47:54,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca2464efd/897ae0b8b06642f4a490da1fe81b301e [2020-10-13 12:47:54,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:47:54,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:47:54,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:47:54,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:47:54,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:47:54,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:47:54" (1/1) ... [2020-10-13 12:47:54,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cafb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:54, skipping insertion in model container [2020-10-13 12:47:54,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:47:54" (1/1) ... [2020-10-13 12:47:54,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:47:54,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:47:55,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:47:55,131 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:47:55,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:47:55,392 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:47:55,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55 WrapperNode [2020-10-13 12:47:55,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:47:55,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:47:55,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:47:55,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:47:55,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... [2020-10-13 12:47:55,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:47:55,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:47:55,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:47:55,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:47:55,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:47:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:47:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:47:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:47:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:47:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:47:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:47:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:47:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:47:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:47:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:47:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:47:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:47:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:47:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:47:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-13 12:47:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:47:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:47:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:47:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:47:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:47:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:47:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:47:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:47:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-13 12:47:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:47:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:47:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:47:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:47:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:47:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:47:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:47:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:47:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:47:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:47:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:47:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:47:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:47:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:47:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:47:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:47:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:47:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:47:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:47:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:47:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:47:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:47:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:47:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:47:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:47:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:47:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:47:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:47:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-13 12:47:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:47:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:47:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-13 12:47:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:47:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:47:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:47:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:47:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:47:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:47:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:47:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:47:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:47:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:47:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:47:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:47:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:47:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:47:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:47:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:47:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:47:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:47:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:47:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:47:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:47:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:47:56,676 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:47:56,677 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:47:56,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:56 BoogieIcfgContainer [2020-10-13 12:47:56,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:47:56,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:47:56,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:47:56,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:47:56,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:47:54" (1/3) ... [2020-10-13 12:47:56,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc5df60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:47:56, skipping insertion in model container [2020-10-13 12:47:56,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:55" (2/3) ... [2020-10-13 12:47:56,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc5df60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:47:56, skipping insertion in model container [2020-10-13 12:47:56,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:56" (3/3) ... [2020-10-13 12:47:56,692 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product57.cil.c [2020-10-13 12:47:56,703 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:47:56,711 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:47:56,726 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:47:56,754 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:47:56,754 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:47:56,754 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:47:56,755 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:47:56,755 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:47:56,755 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:47:56,755 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:47:56,755 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:47:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2020-10-13 12:47:56,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:47:56,799 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:47:56,801 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:47:56,802 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:47:56,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:47:56,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1827061433, now seen corresponding path program 1 times [2020-10-13 12:47:56,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:47:56,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1823449338] [2020-10-13 12:47:56,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:47:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:57,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:57,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:57,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:58,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:00,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:48:01,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:48:01,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3990 [2020-10-13 12:48:01,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:48:01,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:48:01,443 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:01,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:01,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 12:48:01,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:01,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:01,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:01,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:01,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:01,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:01,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:01,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:01,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:01,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:01,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:01,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:01,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:01,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:01,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:01,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:01,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:48:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:01,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:01,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:01,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:48:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:01,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:01,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:01,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:01,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:01,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:01,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:01,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:01,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:01,569 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1823449338] [2020-10-13 12:48:01,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:01,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:48:01,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550180745] [2020-10-13 12:48:01,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:48:01,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:01,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:48:01,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:48:01,599 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 3 states. [2020-10-13 12:48:02,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:02,980 INFO L93 Difference]: Finished difference Result 329 states and 422 transitions. [2020-10-13 12:48:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:48:02,982 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:48:02,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:03,005 INFO L225 Difference]: With dead ends: 329 [2020-10-13 12:48:03,005 INFO L226 Difference]: Without dead ends: 177 [2020-10-13 12:48:03,012 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:48:03,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-10-13 12:48:03,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 143. [2020-10-13 12:48:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-13 12:48:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 166 transitions. [2020-10-13 12:48:03,232 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 166 transitions. Word has length 46 [2020-10-13 12:48:03,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:03,239 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 166 transitions. [2020-10-13 12:48:03,239 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:48:03,239 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 166 transitions. [2020-10-13 12:48:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:48:03,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:03,247 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] [2020-10-13 12:48:03,248 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:48:03,248 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:03,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:03,250 INFO L82 PathProgramCache]: Analyzing trace with hash 632131827, now seen corresponding path program 1 times [2020-10-13 12:48:03,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:03,250 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1728417576] [2020-10-13 12:48:03,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:03,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:03,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:03,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:04,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:04,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:48:07,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:48:07,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4011 [2020-10-13 12:48:07,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:07,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:48:07,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:07,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,600 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:07,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 12:48:07,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:07,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:07,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:07,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:07,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:07,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:07,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:07,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:07,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:48:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:48:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:07,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1728417576] [2020-10-13 12:48:07,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:07,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:48:07,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61585335] [2020-10-13 12:48:07,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:48:07,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:07,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:48:07,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:48:07,719 INFO L87 Difference]: Start difference. First operand 143 states and 166 transitions. Second operand 4 states. [2020-10-13 12:48:08,177 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:09,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:09,037 INFO L93 Difference]: Finished difference Result 262 states and 313 transitions. [2020-10-13 12:48:09,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:48:09,038 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:48:09,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:09,044 INFO L225 Difference]: With dead ends: 262 [2020-10-13 12:48:09,044 INFO L226 Difference]: Without dead ends: 161 [2020-10-13 12:48:09,047 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:48:09,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-13 12:48:09,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 134. [2020-10-13 12:48:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-13 12:48:09,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 154 transitions. [2020-10-13 12:48:09,128 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 154 transitions. Word has length 47 [2020-10-13 12:48:09,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:09,128 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 154 transitions. [2020-10-13 12:48:09,128 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:48:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 154 transitions. [2020-10-13 12:48:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:48:09,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:09,135 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:09,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:48:09,138 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:09,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:09,138 INFO L82 PathProgramCache]: Analyzing trace with hash 880596518, now seen corresponding path program 1 times [2020-10-13 12:48:09,139 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:09,139 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050993375] [2020-10-13 12:48:09,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:09,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:09,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:09,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:09,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 12:48:11,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:48:11,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2091 [2020-10-13 12:48:11,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:11,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 12:48:11,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:48:11,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:11,543 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:11,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:11,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:48:11,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:11,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:11,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:11,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:11,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:11,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:11,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:11,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:11,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:11,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:11,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:11,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:11,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:11,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:11,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:11,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:11,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:11,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:11,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:11,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:11,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:11,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:48:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:11,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:11,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:11,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:11,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:48:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:11,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:11,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:11,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:11,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:11,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:11,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:11,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:11,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:11,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050993375] [2020-10-13 12:48:11,650 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:11,650 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:48:11,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669505069] [2020-10-13 12:48:11,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:48:11,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:11,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:48:11,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:48:11,652 INFO L87 Difference]: Start difference. First operand 134 states and 154 transitions. Second operand 7 states. [2020-10-13 12:48:12,067 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:12,886 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:13,188 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:13,430 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:14,049 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:14,310 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:14,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:14,924 INFO L93 Difference]: Finished difference Result 331 states and 412 transitions. [2020-10-13 12:48:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:48:14,925 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-13 12:48:14,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:14,929 INFO L225 Difference]: With dead ends: 331 [2020-10-13 12:48:14,929 INFO L226 Difference]: Without dead ends: 221 [2020-10-13 12:48:14,930 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:48:14,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-10-13 12:48:14,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 201. [2020-10-13 12:48:14,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-10-13 12:48:14,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 240 transitions. [2020-10-13 12:48:14,985 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 240 transitions. Word has length 51 [2020-10-13 12:48:14,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:14,985 INFO L479 AbstractCegarLoop]: Abstraction has 201 states and 240 transitions. [2020-10-13 12:48:14,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:48:14,986 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 240 transitions. [2020-10-13 12:48:14,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-13 12:48:14,987 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:14,988 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:14,988 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:48:14,988 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:14,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:14,988 INFO L82 PathProgramCache]: Analyzing trace with hash -129956604, now seen corresponding path program 1 times [2020-10-13 12:48:14,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:14,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [82038311] [2020-10-13 12:48:14,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:16,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:16,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-13 12:48:16,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:48:16,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1902 [2020-10-13 12:48:16,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:16,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-13 12:48:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:16,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,124 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:17,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:17,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:48:17,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:17,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:17,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:17,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:17,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:17,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:17,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:17,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:17,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:17,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 12:48:17,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:17,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 12:48:17,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:17,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:17,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 12:48:17,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:48:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:17,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:17,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 12:48:17,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:48:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:17,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:17,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:17,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:17,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:48:17,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:17,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:17,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:17,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:17,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:17,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:17,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:17,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-13 12:48:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:17,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:17,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:17,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:17,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:48:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:17,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:17,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:17,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:17,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:17,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:17,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:17,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:17,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:17,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:17,466 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [82038311] [2020-10-13 12:48:17,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:17,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:48:17,467 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752517431] [2020-10-13 12:48:17,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:17,468 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:17,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:17,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:17,468 INFO L87 Difference]: Start difference. First operand 201 states and 240 transitions. Second operand 8 states. [2020-10-13 12:48:18,463 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:18,707 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:48:18,940 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:19,190 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:48:19,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:19,956 INFO L93 Difference]: Finished difference Result 419 states and 538 transitions. [2020-10-13 12:48:19,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:48:19,957 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-13 12:48:19,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:19,961 INFO L225 Difference]: With dead ends: 419 [2020-10-13 12:48:19,961 INFO L226 Difference]: Without dead ends: 242 [2020-10-13 12:48:19,963 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:19,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-13 12:48:20,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 206. [2020-10-13 12:48:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-10-13 12:48:20,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 245 transitions. [2020-10-13 12:48:20,014 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 245 transitions. Word has length 94 [2020-10-13 12:48:20,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:20,015 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 245 transitions. [2020-10-13 12:48:20,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 245 transitions. [2020-10-13 12:48:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-13 12:48:20,016 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:20,017 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:20,017 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:48:20,017 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:20,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:20,018 INFO L82 PathProgramCache]: Analyzing trace with hash 763529734, now seen corresponding path program 1 times [2020-10-13 12:48:20,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:20,018 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1601998910] [2020-10-13 12:48:20,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-13 12:48:21,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:48:21,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1615 [2020-10-13 12:48:21,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:21,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-13 12:48:21,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:21,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,888 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:21,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:21,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:21,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:21,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:48:21,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:21,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:21,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:21,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:21,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:48:21,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:21,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:21,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:21,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:21,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:21,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:21,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:21,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:21,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:21,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:21,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:21,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:21,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:21,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:21,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 12:48:21,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 12:48:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:21,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:21,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:22,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:48:22,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:48:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:22,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:48:22,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:22,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:48:22,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:22,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:22,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:48:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:22,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:22,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:22,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:22,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:48:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:22,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:22,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:22,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:22,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:22,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:22,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:22,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:22,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:22,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:22,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:22,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-13 12:48:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:22,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:22,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:48:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:22,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:22,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:22,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:22,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:22,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:22,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:22,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:22,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1601998910] [2020-10-13 12:48:22,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:22,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:48:22,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738265174] [2020-10-13 12:48:22,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:48:22,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:22,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:48:22,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:48:22,121 INFO L87 Difference]: Start difference. First operand 206 states and 245 transitions. Second operand 7 states. [2020-10-13 12:48:22,944 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:23,236 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:23,478 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:24,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:24,269 INFO L93 Difference]: Finished difference Result 429 states and 548 transitions. [2020-10-13 12:48:24,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:48:24,270 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2020-10-13 12:48:24,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:24,273 INFO L225 Difference]: With dead ends: 429 [2020-10-13 12:48:24,274 INFO L226 Difference]: Without dead ends: 247 [2020-10-13 12:48:24,275 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:48:24,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-13 12:48:24,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 210. [2020-10-13 12:48:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-13 12:48:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 249 transitions. [2020-10-13 12:48:24,324 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 249 transitions. Word has length 94 [2020-10-13 12:48:24,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:24,325 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 249 transitions. [2020-10-13 12:48:24,325 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:48:24,325 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 249 transitions. [2020-10-13 12:48:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-13 12:48:24,327 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:24,327 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:24,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:48:24,327 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:24,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:24,328 INFO L82 PathProgramCache]: Analyzing trace with hash 755770375, now seen corresponding path program 1 times [2020-10-13 12:48:24,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:24,328 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099422205] [2020-10-13 12:48:24,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:24,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:24,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-13 12:48:25,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:48:25,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1598 [2020-10-13 12:48:25,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:25,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-13 12:48:25,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-13 12:48:25,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,182 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:26,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:26,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:48:26,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:26,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:26,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:26,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:26,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:26,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:26,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:26,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:26,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:26,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 12:48:26,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:26,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:48:26,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:26,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:48:26,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:48:26,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:26,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:26,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:26,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:48:26,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:26,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:26,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:26,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:26,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:48:26,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:26,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:48:26,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:26,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:26,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:26,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:26,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:26,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:26,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-13 12:48:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:26,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:26,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:26,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:48:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:26,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:26,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:26,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:26,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:26,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:26,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:26,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:26,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:26,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:26,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:26,430 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099422205] [2020-10-13 12:48:26,430 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:26,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:48:26,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939023656] [2020-10-13 12:48:26,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:26,431 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:26,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:26,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:26,432 INFO L87 Difference]: Start difference. First operand 210 states and 249 transitions. Second operand 8 states. [2020-10-13 12:48:27,034 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:27,523 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:48:27,837 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:28,287 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-13 12:48:28,592 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:48:28,881 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:48:30,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:30,385 INFO L93 Difference]: Finished difference Result 542 states and 732 transitions. [2020-10-13 12:48:30,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:48:30,386 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-13 12:48:30,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:30,391 INFO L225 Difference]: With dead ends: 542 [2020-10-13 12:48:30,391 INFO L226 Difference]: Without dead ends: 356 [2020-10-13 12:48:30,392 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:48:30,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-10-13 12:48:30,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 301. [2020-10-13 12:48:30,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-10-13 12:48:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 374 transitions. [2020-10-13 12:48:30,447 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 374 transitions. Word has length 94 [2020-10-13 12:48:30,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:30,448 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 374 transitions. [2020-10-13 12:48:30,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:30,448 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 374 transitions. [2020-10-13 12:48:30,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-13 12:48:30,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:30,451 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:30,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:48:30,451 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:30,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:30,452 INFO L82 PathProgramCache]: Analyzing trace with hash -932426977, now seen corresponding path program 1 times [2020-10-13 12:48:30,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:30,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [248635435] [2020-10-13 12:48:30,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:30,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:30,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:31,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:31,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:31,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:31,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-13 12:48:35,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:48:35,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 12:48:35,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:48:35,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:35,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-13 12:48:35,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,730 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:35,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 12:48:35,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:35,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:48:35,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:35,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:35,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:35,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:35,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:35,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:35,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:35,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:35,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:35,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:48:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:35,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:35,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 12:48:35,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:48:35,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:48:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 12:48:35,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:48:35,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-13 12:48:35,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:35,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:35,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:35,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:48:35,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:35,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:35,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:35,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:35,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:35,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:35,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:35,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:48:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:35,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:35,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:35,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:48:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:35,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:35,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:48:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:35,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:35,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:48:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:35,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:35,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:35,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:35,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:35,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:35,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:35,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:35,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:35,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:35,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-13 12:48:36,011 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [248635435] [2020-10-13 12:48:36,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:36,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:48:36,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543423753] [2020-10-13 12:48:36,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:36,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:36,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:36,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:36,013 INFO L87 Difference]: Start difference. First operand 301 states and 374 transitions. Second operand 8 states. [2020-10-13 12:48:36,394 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:37,275 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:38,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:38,534 INFO L93 Difference]: Finished difference Result 707 states and 907 transitions. [2020-10-13 12:48:38,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:48:38,535 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 125 [2020-10-13 12:48:38,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:38,539 INFO L225 Difference]: With dead ends: 707 [2020-10-13 12:48:38,539 INFO L226 Difference]: Without dead ends: 430 [2020-10-13 12:48:38,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:38,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-13 12:48:38,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 391. [2020-10-13 12:48:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2020-10-13 12:48:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 475 transitions. [2020-10-13 12:48:38,609 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 475 transitions. Word has length 125 [2020-10-13 12:48:38,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:38,609 INFO L479 AbstractCegarLoop]: Abstraction has 391 states and 475 transitions. [2020-10-13 12:48:38,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 475 transitions. [2020-10-13 12:48:38,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-13 12:48:38,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:38,612 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:38,612 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:48:38,612 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:38,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:38,613 INFO L82 PathProgramCache]: Analyzing trace with hash 124304225, now seen corresponding path program 1 times [2020-10-13 12:48:38,613 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:38,613 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1469596350] [2020-10-13 12:48:38,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:38,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:38,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:38,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:39,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:40,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:40,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-13 12:48:40,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:48:40,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2091 [2020-10-13 12:48:40,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:40,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:48:40,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-13 12:48:40,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-13 12:48:40,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,013 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:41,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:48:41,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:41,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:41,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:41,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:41,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:41,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:41,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:41,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:48:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:41,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:48:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 12:48:41,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:48:41,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:48:41,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:41,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:48:41,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:48:41,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:41,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:48:41,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:48:41,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:41,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:41,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:41,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:48:41,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:41,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:41,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:41,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:41,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:41,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:48:41,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:41,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:41,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:41,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:41,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:48:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:41,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:41,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:41,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:48:41,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:41,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:41,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 12:48:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:41,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 12:48:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:48:41,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:41,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:48:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:41,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:41,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:41,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:41,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:41,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 12:48:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:41,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:41,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:41,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:41,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:41,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:41,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:41,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:41,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:41,335 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 12:48:41,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1469596350] [2020-10-13 12:48:41,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:48:41,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:48:41,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058472151] [2020-10-13 12:48:41,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:48:41,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:41,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:48:41,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:41,341 INFO L87 Difference]: Start difference. First operand 391 states and 475 transitions. Second operand 12 states. [2020-10-13 12:48:41,836 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:42,459 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:42,837 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:43,139 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:43,407 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:43,677 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:43,956 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:48:44,205 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:48:45,667 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:46,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:46,769 INFO L93 Difference]: Finished difference Result 1002 states and 1336 transitions. [2020-10-13 12:48:46,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 12:48:46,770 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 125 [2020-10-13 12:48:46,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:46,777 INFO L225 Difference]: With dead ends: 1002 [2020-10-13 12:48:46,777 INFO L226 Difference]: Without dead ends: 635 [2020-10-13 12:48:46,779 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 45 SyntacticMatches, 5 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=259, Invalid=611, Unknown=0, NotChecked=0, Total=870 [2020-10-13 12:48:46,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2020-10-13 12:48:46,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 554. [2020-10-13 12:48:46,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-10-13 12:48:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 700 transitions. [2020-10-13 12:48:46,881 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 700 transitions. Word has length 125 [2020-10-13 12:48:46,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:46,882 INFO L479 AbstractCegarLoop]: Abstraction has 554 states and 700 transitions. [2020-10-13 12:48:46,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:48:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 700 transitions. [2020-10-13 12:48:46,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-13 12:48:46,885 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:46,886 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:46,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:48:46,886 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:46,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:46,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1482089497, now seen corresponding path program 1 times [2020-10-13 12:48:46,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:46,887 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901266175] [2020-10-13 12:48:46,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:46,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:46,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-13 12:48:47,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:48:47,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 410 [2020-10-13 12:48:47,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:48:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-13 12:48:47,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,555 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:47,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:48:47,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:47,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:47,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:47,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:48:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:48:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:48:47,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:47,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:47,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:48:47,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 12:48:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:47,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 12:48:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 12:48:47,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:48:47,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 12:48:47,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:48:47,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:47,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:48:47,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-13 12:48:47,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:47,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:47,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:47,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:47,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:47,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:47,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:47,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:47,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:48:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:47,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:48:47,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 12:48:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:47,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:47,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:48:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:47,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 12:48:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:47,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-13 12:48:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:47,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 12:48:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:47,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 68 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-13 12:48:47,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901266175] [2020-10-13 12:48:47,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:48:47,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:48:47,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295344797] [2020-10-13 12:48:47,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:47,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:47,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:47,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:47,930 INFO L87 Difference]: Start difference. First operand 554 states and 700 transitions. Second operand 8 states. [2020-10-13 12:48:48,565 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:49,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:49,913 INFO L93 Difference]: Finished difference Result 1102 states and 1432 transitions. [2020-10-13 12:48:49,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:48:49,914 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 179 [2020-10-13 12:48:49,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:49,919 INFO L225 Difference]: With dead ends: 1102 [2020-10-13 12:48:49,920 INFO L226 Difference]: Without dead ends: 572 [2020-10-13 12:48:49,922 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:49,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2020-10-13 12:48:50,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 512. [2020-10-13 12:48:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-10-13 12:48:50,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 629 transitions. [2020-10-13 12:48:50,036 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 629 transitions. Word has length 179 [2020-10-13 12:48:50,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:50,036 INFO L479 AbstractCegarLoop]: Abstraction has 512 states and 629 transitions. [2020-10-13 12:48:50,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 629 transitions. [2020-10-13 12:48:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-13 12:48:50,040 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:50,041 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:48:50,041 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:48:50,041 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:50,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:50,042 INFO L82 PathProgramCache]: Analyzing trace with hash 2073209729, now seen corresponding path program 1 times [2020-10-13 12:48:50,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:50,042 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1000873771] [2020-10-13 12:48:50,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:50,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:50,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:50,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:51,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-13 12:48:55,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,361 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:55,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:48:55,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:55,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:48:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:48:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:48:55,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:55,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:55,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:55,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:55,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:55,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:48:55,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:48:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:55,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 12:48:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-13 12:48:55,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 12:48:55,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:48:55,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 12:48:55,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-13 12:48:55,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:48:55,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 12:48:55,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 12:48:55,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:48:55,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:48:55,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:55,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:48:55,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:48:55,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:48:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:55,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:48:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:48:55,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:55,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:48:55,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:55,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:48:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:55,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:55,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:48:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:48:55,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:55,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:48:55,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:55,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 12:48:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:55,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 12:48:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:48:55,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:55,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-13 12:48:55,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:48:55,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:55,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:48:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:48:55,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:55,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:55,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:55,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-13 12:48:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:55,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-13 12:48:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:55,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:55,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:55,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:55,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:55,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:55,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:55,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 46 proven. 14 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-10-13 12:48:55,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1000873771] [2020-10-13 12:48:55,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:48:55,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 12:48:55,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433505780] [2020-10-13 12:48:55,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 12:48:55,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:55,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 12:48:55,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:48:55,948 INFO L87 Difference]: Start difference. First operand 512 states and 629 transitions. Second operand 14 states. [2020-10-13 12:48:56,429 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:48:57,665 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:48:57,990 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:48:58,282 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-13 12:48:59,083 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:48:59,378 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:48:59,639 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:48:59,900 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:00,742 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:49:00,981 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:49:01,275 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:49:01,534 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:49:02,024 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 189 [2020-10-13 12:49:02,272 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:49:03,760 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-10-13 12:49:04,279 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-10-13 12:49:04,760 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-10-13 12:49:05,287 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 190 [2020-10-13 12:49:05,826 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 190 [2020-10-13 12:49:06,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:49:06,732 INFO L93 Difference]: Finished difference Result 1407 states and 1885 transitions. [2020-10-13 12:49:06,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-13 12:49:06,733 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 204 [2020-10-13 12:49:06,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:49:06,740 INFO L225 Difference]: With dead ends: 1407 [2020-10-13 12:49:06,740 INFO L226 Difference]: Without dead ends: 917 [2020-10-13 12:49:06,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=283, Invalid=1199, Unknown=0, NotChecked=0, Total=1482 [2020-10-13 12:49:06,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-13 12:49:06,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 820. [2020-10-13 12:49:06,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 820 states. [2020-10-13 12:49:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1033 transitions. [2020-10-13 12:49:06,903 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1033 transitions. Word has length 204 [2020-10-13 12:49:06,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:49:06,904 INFO L479 AbstractCegarLoop]: Abstraction has 820 states and 1033 transitions. [2020-10-13 12:49:06,904 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 12:49:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1033 transitions. [2020-10-13 12:49:06,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-13 12:49:06,908 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:49:06,908 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:49:06,909 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:49:06,909 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:49:06,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:49:06,909 INFO L82 PathProgramCache]: Analyzing trace with hash -345274749, now seen corresponding path program 1 times [2020-10-13 12:49:06,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:49:06,911 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080442779] [2020-10-13 12:49:06,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:49:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:06,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-13 12:49:07,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 382 [2020-10-13 12:49:07,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 171 [2020-10-13 12:49:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:07,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,631 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:49:07,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:49:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:49:07,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:49:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:07,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:49:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:07,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:49:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:49:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:07,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:49:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:07,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:49:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 12:49:07,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 12:49:07,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:49:07,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:49:07,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:49:07,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:49:07,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:49:07,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:07,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:49:07,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:49:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:49:07,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:07,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:49:07,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:07,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:49:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:07,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 12:49:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:49:07,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:07,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 12:49:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-13 12:49:07,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:49:07,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:49:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:07,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:07,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:49:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:49:07,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:49:07,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 12:49:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:07,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:49:07,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:49:07,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:49:07,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:49:07,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:49:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:49:07,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:07,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:49:07,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:07,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:49:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:49:07,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:07,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:49:07,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 12:49:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:07,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:07,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:07,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 12:49:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:49:07,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:49:07,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-13 12:49:07,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:07,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:07,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:07,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:49:07,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:07,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:07,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:07,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:07,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:07,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:07,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:07,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:08,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:08,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:08,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:08,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:08,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:08,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:08,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:08,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:08,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:08,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:08,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:49:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:08,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:08,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:08,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:49:08,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:08,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:08,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:08,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:08,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:08,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:08,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:08,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:08,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:08,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:08,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:08,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:08,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:08,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:08,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:08,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-13 12:49:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:08,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:08,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:08,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:08,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:08,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:08,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:08,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:08,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:08,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:08,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:08,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-13 12:49:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:08,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:08,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:08,036 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-13 12:49:08,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080442779] [2020-10-13 12:49:08,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:49:08,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 12:49:08,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974798847] [2020-10-13 12:49:08,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:49:08,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:49:08,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:49:08,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:49:08,038 INFO L87 Difference]: Start difference. First operand 820 states and 1033 transitions. Second operand 10 states. [2020-10-13 12:49:09,426 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:09,650 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:49:09,886 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:10,120 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:10,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:49:10,415 INFO L93 Difference]: Finished difference Result 1104 states and 1385 transitions. [2020-10-13 12:49:10,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:49:10,416 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 204 [2020-10-13 12:49:10,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:49:10,418 INFO L225 Difference]: With dead ends: 1104 [2020-10-13 12:49:10,418 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:49:10,424 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:49:10,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:49:10,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:49:10,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:49:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:49:10,426 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2020-10-13 12:49:10,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:49:10,426 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:49:10,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:49:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:49:10,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:49:10,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 12:49:10,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:49:10,732 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-10-13 12:49:12,622 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 253 DAG size of output: 238 [2020-10-13 12:49:14,063 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 243 [2020-10-13 12:49:15,095 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 238 [2020-10-13 12:49:15,458 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 243 [2020-10-13 12:49:16,276 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 11 [2020-10-13 12:49:16,455 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-13 12:49:16,614 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:16,764 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-13 12:49:16,922 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:17,129 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-10-13 12:49:17,265 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2020-10-13 12:49:17,431 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:17,628 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 21 [2020-10-13 12:49:18,019 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 22 [2020-10-13 12:49:18,516 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 29 [2020-10-13 12:49:18,879 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 18 [2020-10-13 12:49:19,074 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:49:19,222 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-13 12:49:19,724 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-13 12:49:20,203 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 20 [2020-10-13 12:49:20,530 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 13 [2020-10-13 12:49:20,702 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2020-10-13 12:49:20,876 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:21,475 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 22 [2020-10-13 12:49:21,941 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-10-13 12:49:22,106 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-13 12:49:22,414 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 13 [2020-10-13 12:49:22,603 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 11 [2020-10-13 12:49:22,812 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-13 12:49:23,050 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2020-10-13 12:49:23,223 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:23,375 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-13 12:49:23,895 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 25 [2020-10-13 12:49:24,349 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 22 [2020-10-13 12:49:24,934 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 22 [2020-10-13 12:49:25,101 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2020-10-13 12:49:25,260 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:25,565 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-13 12:49:25,710 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-13 12:49:25,895 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:26,066 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-13 12:49:26,452 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-10-13 12:49:26,618 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-13 12:49:27,003 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-10-13 12:49:27,075 INFO L268 CegarLoopResult]: For program point L698(lines 675 699) no Hoare annotation was computed. [2020-10-13 12:49:27,075 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 651 706) no Hoare annotation was computed. [2020-10-13 12:49:27,075 INFO L268 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L682-1(lines 682 686) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 651 706) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L677(line 677) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 651 706) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L676-2(lines 676 697) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L734(line 734) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L733-2(lines 733 758) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L759(lines 732 760) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 707 766) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 707 766) no Hoare annotation was computed. [2020-10-13 12:49:27,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 707 766) no Hoare annotation was computed. [2020-10-13 12:49:27,077 INFO L268 CegarLoopResult]: For program point L739(lines 739 743) no Hoare annotation was computed. [2020-10-13 12:49:27,077 INFO L268 CegarLoopResult]: For program point L739-1(lines 739 743) no Hoare annotation was computed. [2020-10-13 12:49:27,077 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 486 492) the Hoare annotation is: true [2020-10-13 12:49:27,077 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 486 492) no Hoare annotation was computed. [2020-10-13 12:49:27,077 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 493 501) no Hoare annotation was computed. [2020-10-13 12:49:27,077 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 493 501) the Hoare annotation is: true [2020-10-13 12:49:27,077 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 493 501) no Hoare annotation was computed. [2020-10-13 12:49:27,078 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2020-10-13 12:49:27,078 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-13 12:49:27,078 INFO L268 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-10-13 12:49:27,078 INFO L264 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-13 12:49:27,079 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-10-13 12:49:27,079 INFO L268 CegarLoopResult]: For program point L344(lines 344 357) no Hoare annotation was computed. [2020-10-13 12:49:27,079 INFO L268 CegarLoopResult]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2020-10-13 12:49:27,079 INFO L271 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: true [2020-10-13 12:49:27,079 INFO L268 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-10-13 12:49:27,079 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2020-10-13 12:49:27,079 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 575 597) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,079 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 575 597) no Hoare annotation was computed. [2020-10-13 12:49:27,080 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 575 597) no Hoare annotation was computed. [2020-10-13 12:49:27,080 INFO L264 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,080 INFO L264 CegarLoopResult]: At program point L587-1(line 587) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,080 INFO L268 CegarLoopResult]: For program point L585(lines 585 592) no Hoare annotation was computed. [2020-10-13 12:49:27,080 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 592) no Hoare annotation was computed. [2020-10-13 12:49:27,080 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-13 12:49:27,080 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,081 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,081 INFO L264 CegarLoopResult]: At program point L581-1(line 581) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,081 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-13 12:49:27,081 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-13 12:49:27,081 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 534 557) no Hoare annotation was computed. [2020-10-13 12:49:27,081 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-13 12:49:27,081 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-13 12:49:27,081 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 534 557) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 534 557) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 250 258) no Hoare annotation was computed. [2020-10-13 12:49:27,082 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 250 258) the Hoare annotation is: true [2020-10-13 12:49:27,082 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 250 258) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L271 CegarLoopResult]: At program point L321(line 321) the Hoare annotation is: true [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L321-1(line 321) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 314 332) the Hoare annotation is: true [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 314 332) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L323(lines 323 327) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 314 332) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L289(line 289) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L289-1(line 289) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L278(lines 278 286) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 286) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 259 294) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L266(lines 266 274) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 274) no Hoare annotation was computed. [2020-10-13 12:49:27,083 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 259 294) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 259 294) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 479 485) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 479 485) the Hoare annotation is: true [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 605 650) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 605 650) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 605 650) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 918 963) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 918 963) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point L938(lines 938 945) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 918 963) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point L932(lines 932 952) no Hoare annotation was computed. [2020-10-13 12:49:27,084 INFO L268 CegarLoopResult]: For program point L932-1(lines 932 952) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 565 574) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 565 574) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 565 574) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 239 249) the Hoare annotation is: true [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 239 249) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 239 249) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L271 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: true [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point L244-1(line 244) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 231 238) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 231 238) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 231 238) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point L445(lines 445 451) no Hoare annotation was computed. [2020-10-13 12:49:27,085 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 441 454) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 441 454) the Hoare annotation is: true [2020-10-13 12:49:27,086 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 441 454) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and (= 1 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) .cse0) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:27,086 INFO L268 CegarLoopResult]: For program point L188(lines 188 196) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:27,086 INFO L268 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L268 CegarLoopResult]: For program point L184(lines 184 201) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 180 204) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 180 204) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:49:27,086 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2020-10-13 12:49:27,086 INFO L268 CegarLoopResult]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2020-10-13 12:49:27,086 INFO L264 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2020-10-13 12:49:27,087 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2020-10-13 12:49:27,087 INFO L264 CegarLoopResult]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-10-13 12:49:27,087 INFO L264 CegarLoopResult]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2020-10-13 12:49:27,087 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-10-13 12:49:27,087 INFO L264 CegarLoopResult]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:49:27,087 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point L892(lines 892 899) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 872 917) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point L886(lines 886 906) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point L886-1(lines 886 906) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 872 917) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 872 917) no Hoare annotation was computed. [2020-10-13 12:49:27,088 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 205 212) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:49:27,088 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 205 212) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 205 212) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 455 463) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 455 463) the Hoare annotation is: true [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 455 463) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point L417(lines 417 425) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 469 478) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 469 478) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 469 478) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point L834-1(line 834) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 769 871) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point L793(lines 793 797) no Hoare annotation was computed. [2020-10-13 12:49:27,089 INFO L268 CegarLoopResult]: For program point L857(lines 857 868) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L818-2(lines 818 838) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L839(lines 817 840) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 769 871) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L798(lines 798 814) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L858(lines 858 865) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L819(lines 818 838) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 769 871) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L815(lines 815 856) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-10-13 12:49:27,090 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,091 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:49:27,091 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,091 INFO L264 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:49:27,091 INFO L268 CegarLoopResult]: For program point L225-1(lines 214 230) no Hoare annotation was computed. [2020-10-13 12:49:27,091 INFO L268 CegarLoopResult]: For program point L221(lines 221 227) no Hoare annotation was computed. [2020-10-13 12:49:27,091 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 214 230) no Hoare annotation was computed. [2020-10-13 12:49:27,091 INFO L264 CegarLoopResult]: At program point L219(line 219) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:49:27,091 INFO L268 CegarLoopResult]: For program point L219-1(line 219) no Hoare annotation was computed. [2020-10-13 12:49:27,091 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 214 230) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:49:27,091 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 295 313) no Hoare annotation was computed. [2020-10-13 12:49:27,092 INFO L268 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-10-13 12:49:27,092 INFO L271 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: true [2020-10-13 12:49:27,092 INFO L268 CegarLoopResult]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2020-10-13 12:49:27,092 INFO L268 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-13 12:49:27,092 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 295 313) the Hoare annotation is: true [2020-10-13 12:49:27,092 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 295 313) no Hoare annotation was computed. [2020-10-13 12:49:27,092 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2020-10-13 12:49:27,092 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2020-10-13 12:49:27,092 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-10-13 12:49:27,093 INFO L268 CegarLoopResult]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (let ((.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2))) [2020-10-13 12:49:27,093 INFO L268 CegarLoopResult]: For program point L126(lines 125 144) no Hoare annotation was computed. [2020-10-13 12:49:27,093 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-13 12:49:27,094 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2020-10-13 12:49:27,094 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (<= 1 |old(~waterLevel~0)|)) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-13 12:49:27,094 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2020-10-13 12:49:27,094 INFO L264 CegarLoopResult]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 2 |old(~waterLevel~0)|))) (and (let ((.cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and (= ~pumpRunning~0 0) .cse0) (not .cse1) .cse2 (and (<= 2 ~waterLevel~0) .cse0))) (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) .cse2 (not (= |old(~pumpRunning~0)| 0)) (and .cse3 .cse1))))) [2020-10-13 12:49:27,094 INFO L271 CegarLoopResult]: At program point L514-2(lines 514 528) the Hoare annotation is: true [2020-10-13 12:49:27,094 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 504 533) no Hoare annotation was computed. [2020-10-13 12:49:27,094 INFO L271 CegarLoopResult]: At program point L510(line 510) the Hoare annotation is: true [2020-10-13 12:49:27,094 INFO L268 CegarLoopResult]: For program point L510-1(line 510) no Hoare annotation was computed. [2020-10-13 12:49:27,095 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 504 533) the Hoare annotation is: true [2020-10-13 12:49:27,095 INFO L271 CegarLoopResult]: At program point L529(lines 504 533) the Hoare annotation is: true [2020-10-13 12:49:27,095 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-13 12:49:27,095 INFO L268 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2020-10-13 12:49:27,095 INFO L271 CegarLoopResult]: At program point L518-1(lines 518 522) the Hoare annotation is: true [2020-10-13 12:49:27,095 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-13 12:49:27,095 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 400 408) the Hoare annotation is: true [2020-10-13 12:49:27,095 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-13 12:49:27,096 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 558 564) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 558 564) the Hoare annotation is: true [2020-10-13 12:49:27,096 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-13 12:49:27,096 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:49:27,096 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:49:27,096 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:27,097 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2020-10-13 12:49:27,097 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2020-10-13 12:49:27,097 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) [2020-10-13 12:49:27,097 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2020-10-13 12:49:27,097 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-10-13 12:49:27,098 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 (not (= ~pumpRunning~0 0)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-10-13 12:49:27,098 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 965 972) no Hoare annotation was computed. [2020-10-13 12:49:27,098 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2020-10-13 12:49:27,098 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 965 972) the Hoare annotation is: true [2020-10-13 12:49:27,098 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 965 972) no Hoare annotation was computed. [2020-10-13 12:49:27,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:49:27 BoogieIcfgContainer [2020-10-13 12:49:27,115 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:49:27,117 INFO L168 Benchmark]: Toolchain (without parser) took 92429.17 ms. Allocated memory was 147.8 MB in the beginning and 1.1 GB in the end (delta: 915.4 MB). Free memory was 104.2 MB in the beginning and 646.9 MB in the end (delta: -542.7 MB). Peak memory consumption was 905.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:27,117 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:49:27,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.26 ms. Allocated memory was 147.8 MB in the beginning and 205.5 MB in the end (delta: 57.7 MB). Free memory was 104.0 MB in the beginning and 175.1 MB in the end (delta: -71.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:27,119 INFO L168 Benchmark]: Boogie Preprocessor took 123.63 ms. Allocated memory is still 205.5 MB. Free memory was 175.1 MB in the beginning and 170.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:27,119 INFO L168 Benchmark]: RCFGBuilder took 1165.24 ms. Allocated memory was 205.5 MB in the beginning and 234.4 MB in the end (delta: 28.8 MB). Free memory was 170.6 MB in the beginning and 192.9 MB in the end (delta: -22.3 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:27,120 INFO L168 Benchmark]: TraceAbstraction took 90430.95 ms. Allocated memory was 234.4 MB in the beginning and 1.1 GB in the end (delta: 828.9 MB). Free memory was 192.9 MB in the beginning and 646.9 MB in the end (delta: -454.0 MB). Peak memory consumption was 907.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:27,123 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 147.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 704.26 ms. Allocated memory was 147.8 MB in the beginning and 205.5 MB in the end (delta: 57.7 MB). Free memory was 104.0 MB in the beginning and 175.1 MB in the end (delta: -71.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.63 ms. Allocated memory is still 205.5 MB. Free memory was 175.1 MB in the beginning and 170.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1165.24 ms. Allocated memory was 205.5 MB in the beginning and 234.4 MB in the end (delta: 28.8 MB). Free memory was 170.6 MB in the beginning and 192.9 MB in the end (delta: -22.3 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 90430.95 ms. Allocated memory was 234.4 MB in the beginning and 1.1 GB in the end (delta: 828.9 MB). Free memory was 192.9 MB in the beginning and 646.9 MB in the end (delta: -454.0 MB). Peak memory consumption was 907.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 969]: 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: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || (splverifierCounter <= 0 && 2 <= waterLevel)) || 0 == systemActive) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || 0 == systemActive) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 73.6s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 37.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1487 SDtfs, 2828 SDslu, 1430 SDs, 0 SdLazy, 7994 SolverSat, 1792 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 588 GetRequests, 435 SyntacticMatches, 9 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615 ImplicationChecksByTransitivity, 17.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=820occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 486 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1560 PreInvPairs, 1628 NumberOfFragments, 1075 HoareAnnotationTreeSize, 1560 FomulaSimplifications, 9784489 FormulaSimplificationTreeSizeReduction, 5.5s HoareSimplificationTime, 64 FomulaSimplificationsInter, 771854 FormulaSimplificationTreeSizeReductionInter, 11.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 33.9s InterpolantComputationTime, 1263 NumberOfCodeBlocks, 1263 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1252 ConstructedInterpolants, 0 QuantifiedInterpolants, 494977 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 357/390 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...