/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 SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:51:02,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:51:02,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:51:02,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:51:02,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:51:02,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:51:02,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:51:02,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:51:02,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:51:02,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:51:02,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:51:02,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:51:02,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:51:02,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:51:02,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:51:02,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:51:02,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:51:02,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:51:02,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:51:02,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:51:02,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:51:02,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:51:02,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:51:02,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:51:02,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:51:02,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:51:02,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:51:02,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:51:02,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:51:02,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:51:02,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:51:02,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:51:02,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:51:02,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:51:02,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:51:02,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:51:02,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:51:02,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:51:02,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:51:02,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:51:02,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:51:02,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-24 15:51:02,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:51:02,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:51:02,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:51:02,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:51:02,450 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:51:02,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:51:02,450 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 15:51:02,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:51:02,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 15:51:02,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:51:02,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:51:02,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:51:02,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:51:02,452 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 15:51:02,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:51:02,452 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:51:02,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:51:02,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:51:02,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:51:02,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:51:02,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:51:02,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:51:02,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:51:02,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:51:02,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:51:02,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:51:02,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:51:02,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:51:02,455 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:51:02,455 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-24 15:51:02,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:51:02,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:51:02,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:51:02,908 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:51:02,908 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:51:02,909 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product59.cil.c [2020-09-24 15:51:03,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7b09d615/38867443398d4d6abe435988484daca7/FLAGe8013cca6 [2020-09-24 15:51:03,629 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:51:03,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product59.cil.c [2020-09-24 15:51:03,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7b09d615/38867443398d4d6abe435988484daca7/FLAGe8013cca6 [2020-09-24 15:51:03,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7b09d615/38867443398d4d6abe435988484daca7 [2020-09-24 15:51:03,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:51:03,916 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:51:03,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:51:03,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:51:03,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:51:03,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:51:03" (1/1) ... [2020-09-24 15:51:03,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:03, skipping insertion in model container [2020-09-24 15:51:03,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:51:03" (1/1) ... [2020-09-24 15:51:03,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:51:03,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:51:04,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:51:04,449 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:51:04,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:51:04,620 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:51:04,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04 WrapperNode [2020-09-24 15:51:04,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:51:04,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:51:04,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:51:04,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:51:04,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... [2020-09-24 15:51:04,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:51:04,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:51:04,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:51:04,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:51:04,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:51:04,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:51:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:51:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 15:51:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 15:51:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 15:51:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 15:51:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 15:51:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-24 15:51:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 15:51:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-24 15:51:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-24 15:51:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-24 15:51:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-24 15:51:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-24 15:51:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-24 15:51:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-24 15:51:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-24 15:51:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-24 15:51:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-24 15:51:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-24 15:51:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-24 15:51:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-24 15:51:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-24 15:51:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-24 15:51:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 15:51:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-24 15:51:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:51:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-24 15:51:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-24 15:51:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 15:51:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 15:51:04,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 15:51:04,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 15:51:04,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 15:51:04,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 15:51:04,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 15:51:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:51:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:51:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 15:51:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 15:51:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 15:51:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 15:51:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 15:51:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 15:51:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-24 15:51:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-24 15:51:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 15:51:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-24 15:51:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-24 15:51:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-24 15:51:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-24 15:51:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-24 15:51:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-24 15:51:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-24 15:51:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-24 15:51:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:51:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-24 15:51:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 15:51:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-24 15:51:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:51:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 15:51:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 15:51:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:51:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 15:51:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 15:51:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 15:51:04,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:51:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 15:51:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 15:51:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 15:51:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:51:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:51:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:51:06,144 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:51:06,145 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-24 15:51:06,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:51:06 BoogieIcfgContainer [2020-09-24 15:51:06,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:51:06,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:51:06,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:51:06,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:51:06,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:51:03" (1/3) ... [2020-09-24 15:51:06,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5422e331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:51:06, skipping insertion in model container [2020-09-24 15:51:06,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:51:04" (2/3) ... [2020-09-24 15:51:06,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5422e331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:51:06, skipping insertion in model container [2020-09-24 15:51:06,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:51:06" (3/3) ... [2020-09-24 15:51:06,163 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product59.cil.c [2020-09-24 15:51:06,179 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:51:06,191 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:51:06,216 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:51:06,258 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:51:06,258 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:51:06,259 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:51:06,259 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:51:06,259 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:51:06,260 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:51:06,260 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:51:06,260 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:51:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states. [2020-09-24 15:51:06,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-24 15:51:06,339 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:06,340 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:06,341 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:06,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:06,352 INFO L82 PathProgramCache]: Analyzing trace with hash 344061342, now seen corresponding path program 1 times [2020-09-24 15:51:06,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:06,368 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1538064148] [2020-09-24 15:51:06,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:06,786 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:06,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:06,787 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:06,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:06,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-24 15:51:06,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:06,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:51:06,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:06,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:06,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-24 15:51:06,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:06,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:07,307 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:07,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:07,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:07,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:07,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:07,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,476 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,477 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,477 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,477 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:07,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:07,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:07,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,487 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,488 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,488 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,488 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:07,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:07,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:07,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:07,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,496 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,497 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,497 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,497 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:07,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:07,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:07,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:07,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,505 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,506 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,506 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,507 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:07,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:07,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:07,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:07,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-24 15:51:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,514 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,514 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,515 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,515 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:07,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:07,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:07,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-24 15:51:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:07,525 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:07,525 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:07,525 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:07,525 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:07,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:07,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:07,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:07,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:07,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:07,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:07,557 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1538064148] [2020-09-24 15:51:07,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:07,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-24 15:51:07,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156950218] [2020-09-24 15:51:07,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-24 15:51:07,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:07,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-24 15:51:07,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-24 15:51:07,591 INFO L87 Difference]: Start difference. First operand 340 states. Second operand 3 states. [2020-09-24 15:51:09,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:09,149 INFO L93 Difference]: Finished difference Result 549 states and 647 transitions. [2020-09-24 15:51:09,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-24 15:51:09,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-24 15:51:09,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:09,174 INFO L225 Difference]: With dead ends: 549 [2020-09-24 15:51:09,174 INFO L226 Difference]: Without dead ends: 334 [2020-09-24 15:51:09,181 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-24 15:51:09,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-09-24 15:51:09,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 289. [2020-09-24 15:51:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2020-09-24 15:51:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 314 transitions. [2020-09-24 15:51:09,309 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 314 transitions. Word has length 142 [2020-09-24 15:51:09,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:09,310 INFO L479 AbstractCegarLoop]: Abstraction has 289 states and 314 transitions. [2020-09-24 15:51:09,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-24 15:51:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 314 transitions. [2020-09-24 15:51:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-24 15:51:09,314 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:09,315 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:09,315 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:51:09,315 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:09,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:09,316 INFO L82 PathProgramCache]: Analyzing trace with hash 13635849, now seen corresponding path program 1 times [2020-09-24 15:51:09,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:09,316 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1244096024] [2020-09-24 15:51:09,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,403 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,403 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,403 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,403 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-24 15:51:09,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:51:09,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:09,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-24 15:51:09,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:51:09,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,766 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:09,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,778 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,778 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,778 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,778 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:09,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:09,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,827 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,827 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,827 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,828 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:09,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,832 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,832 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,832 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,832 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:09,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,836 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,837 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,837 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,837 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:09,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,842 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,842 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,842 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,842 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:09,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:09,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:51:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,847 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,847 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,847 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,847 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:09,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:09,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-24 15:51:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:09,852 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:09,852 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:09,853 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:09,853 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:09,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:09,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:09,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:09,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:09,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:09,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1244096024] [2020-09-24 15:51:09,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:09,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:51:09,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507447475] [2020-09-24 15:51:09,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:51:09,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:09,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:51:09,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:51:09,883 INFO L87 Difference]: Start difference. First operand 289 states and 314 transitions. Second operand 4 states. [2020-09-24 15:51:10,531 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:11,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:11,862 INFO L93 Difference]: Finished difference Result 460 states and 514 transitions. [2020-09-24 15:51:11,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:51:11,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-24 15:51:11,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:11,870 INFO L225 Difference]: With dead ends: 460 [2020-09-24 15:51:11,870 INFO L226 Difference]: Without dead ends: 317 [2020-09-24 15:51:11,872 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:51:11,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-09-24 15:51:11,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 279. [2020-09-24 15:51:11,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-09-24 15:51:11,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 301 transitions. [2020-09-24 15:51:11,920 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 301 transitions. Word has length 143 [2020-09-24 15:51:11,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:11,923 INFO L479 AbstractCegarLoop]: Abstraction has 279 states and 301 transitions. [2020-09-24 15:51:11,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:51:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 301 transitions. [2020-09-24 15:51:11,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-09-24 15:51:11,925 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:11,925 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:11,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:51:11,926 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:11,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:11,926 INFO L82 PathProgramCache]: Analyzing trace with hash -431235613, now seen corresponding path program 1 times [2020-09-24 15:51:11,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:11,927 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [465156562] [2020-09-24 15:51:11,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:51:12,014 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,015 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,015 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-24 15:51:12,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-24 15:51:12,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:51:12,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-24 15:51:12,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-09-24 15:51:12,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,375 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:12,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,415 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:12,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:12,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:12,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:12,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-24 15:51:12,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,481 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,482 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,482 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:12,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:12,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:12,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:12,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:12,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,487 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,488 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,488 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,488 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:12,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:12,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:12,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:12,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:12,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,494 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,494 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:12,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:12,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:12,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:12,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,506 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,507 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,507 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,508 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:12,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:12,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:12,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:12,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:12,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-24 15:51:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,514 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,514 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,514 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,514 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:12,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:12,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:12,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:12,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:12,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-09-24 15:51:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:12,520 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:12,520 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:12,520 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:12,520 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:12,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:12,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:12,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:12,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:12,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:12,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:12,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:12,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:12,552 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [465156562] [2020-09-24 15:51:12,552 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:12,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:51:12,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135312063] [2020-09-24 15:51:12,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:51:12,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:12,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:51:12,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:51:12,555 INFO L87 Difference]: Start difference. First operand 279 states and 301 transitions. Second operand 4 states. [2020-09-24 15:51:13,104 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:14,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:14,926 INFO L93 Difference]: Finished difference Result 669 states and 758 transitions. [2020-09-24 15:51:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:51:14,931 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2020-09-24 15:51:14,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:14,936 INFO L225 Difference]: With dead ends: 669 [2020-09-24 15:51:14,936 INFO L226 Difference]: Without dead ends: 500 [2020-09-24 15:51:14,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:51:14,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2020-09-24 15:51:15,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 442. [2020-09-24 15:51:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2020-09-24 15:51:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 487 transitions. [2020-09-24 15:51:15,017 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 487 transitions. Word has length 152 [2020-09-24 15:51:15,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:15,017 INFO L479 AbstractCegarLoop]: Abstraction has 442 states and 487 transitions. [2020-09-24 15:51:15,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:51:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 487 transitions. [2020-09-24 15:51:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-24 15:51:15,020 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:15,020 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:15,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:51:15,021 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:15,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:15,021 INFO L82 PathProgramCache]: Analyzing trace with hash -2018319061, now seen corresponding path program 1 times [2020-09-24 15:51:15,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:15,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [830191293] [2020-09-24 15:51:15,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,117 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:51:15,118 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,118 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,118 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-09-24 15:51:15,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-24 15:51:15,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-24 15:51:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-24 15:51:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-09-24 15:51:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:15,496 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:15,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,543 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,543 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,543 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:15,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:15,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:15,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-24 15:51:15,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:15,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,605 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,605 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,605 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,605 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:15,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:15,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:15,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:15,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,612 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,612 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,613 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,613 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:15,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:15,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:15,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:15,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,621 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,621 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,621 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,622 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:15,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:15,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:15,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:15,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,631 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,632 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,632 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,632 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:15,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:51:15,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:15,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:15,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:15,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:51:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,652 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,652 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,652 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,652 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:15,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:15,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:15,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:51:15,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:15,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-24 15:51:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,670 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,671 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,671 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,671 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:15,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:51:15,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:15,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-24 15:51:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:15,703 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:15,703 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:15,703 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:15,704 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:15,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:15,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:15,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:15,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:15,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:15,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:15,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:15,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:15,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [830191293] [2020-09-24 15:51:15,741 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:15,741 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-24 15:51:15,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115756996] [2020-09-24 15:51:15,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 15:51:15,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:15,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 15:51:15,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:51:15,744 INFO L87 Difference]: Start difference. First operand 442 states and 487 transitions. Second operand 9 states. [2020-09-24 15:51:16,304 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:18,201 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:18,498 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:18,931 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:19,291 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:19,594 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:19,884 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:20,187 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:21,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:21,834 INFO L93 Difference]: Finished difference Result 1193 states and 1407 transitions. [2020-09-24 15:51:21,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-24 15:51:21,834 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-09-24 15:51:21,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:21,841 INFO L225 Difference]: With dead ends: 1193 [2020-09-24 15:51:21,842 INFO L226 Difference]: Without dead ends: 861 [2020-09-24 15:51:21,843 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2020-09-24 15:51:21,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2020-09-24 15:51:21,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 765. [2020-09-24 15:51:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2020-09-24 15:51:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 861 transitions. [2020-09-24 15:51:21,956 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 861 transitions. Word has length 161 [2020-09-24 15:51:21,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:21,957 INFO L479 AbstractCegarLoop]: Abstraction has 765 states and 861 transitions. [2020-09-24 15:51:21,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 15:51:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 861 transitions. [2020-09-24 15:51:21,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-09-24 15:51:21,961 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:21,961 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:21,962 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:51:21,962 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:21,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:21,962 INFO L82 PathProgramCache]: Analyzing trace with hash 958811385, now seen corresponding path program 1 times [2020-09-24 15:51:21,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:21,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [991446537] [2020-09-24 15:51:21,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,064 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,064 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,064 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,064 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-09-24 15:51:22,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-24 15:51:22,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-24 15:51:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-24 15:51:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-09-24 15:51:22,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,396 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:22,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,434 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,434 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,435 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,435 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:22,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:22,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-24 15:51:22,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,483 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,483 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,483 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,484 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:22,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:22,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,488 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,489 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,489 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,489 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:22,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,494 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,495 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:22,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,500 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,501 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,501 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,501 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:22,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:22,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:51:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,520 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,521 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,521 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,521 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:22,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:22,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 15:51:22,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:51:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,571 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,571 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,571 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,571 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:22,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:22,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:51:22,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-24 15:51:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,580 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,580 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,580 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,581 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:51:22,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:22,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:22,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:22,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-09-24 15:51:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:22,611 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:22,611 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:22,612 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:22,612 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:22,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:22,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:22,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:22,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:22,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:22,673 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [991446537] [2020-09-24 15:51:22,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:22,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-24 15:51:22,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361450792] [2020-09-24 15:51:22,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-24 15:51:22,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:22,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-24 15:51:22,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-09-24 15:51:22,676 INFO L87 Difference]: Start difference. First operand 765 states and 861 transitions. Second operand 12 states. [2020-09-24 15:51:23,426 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:24,964 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:25,288 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:25,768 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:26,121 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:26,418 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:51:26,738 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:27,031 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:51:27,609 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:29,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:29,897 INFO L93 Difference]: Finished difference Result 1647 states and 2035 transitions. [2020-09-24 15:51:29,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-24 15:51:29,899 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 166 [2020-09-24 15:51:29,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:29,908 INFO L225 Difference]: With dead ends: 1647 [2020-09-24 15:51:29,908 INFO L226 Difference]: Without dead ends: 1285 [2020-09-24 15:51:29,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=175, Invalid=581, Unknown=0, NotChecked=0, Total=756 [2020-09-24 15:51:29,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2020-09-24 15:51:30,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 1054. [2020-09-24 15:51:30,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1054 states. [2020-09-24 15:51:30,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1210 transitions. [2020-09-24 15:51:30,064 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1210 transitions. Word has length 166 [2020-09-24 15:51:30,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:30,065 INFO L479 AbstractCegarLoop]: Abstraction has 1054 states and 1210 transitions. [2020-09-24 15:51:30,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-24 15:51:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1210 transitions. [2020-09-24 15:51:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-09-24 15:51:30,069 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:30,069 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:30,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:51:30,070 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:30,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:30,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1015179760, now seen corresponding path program 1 times [2020-09-24 15:51:30,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:30,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1762640456] [2020-09-24 15:51:30,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,154 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,154 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,155 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,155 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-09-24 15:51:30,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-24 15:51:30,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:51:30,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-09-24 15:51:30,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-09-24 15:51:30,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:30,580 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:30,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,643 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,644 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,644 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,645 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:30,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:30,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:30,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:30,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-09-24 15:51:30,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,703 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,703 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,703 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,704 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:30,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:30,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:30,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:30,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:30,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,710 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,710 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,711 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,711 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:30,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:30,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:30,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:30,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:30,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,719 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,719 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,719 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,720 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:30,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:30,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:30,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:30,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:30,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,728 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,728 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,729 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,729 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:30,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:30,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:30,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:30,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:51:30,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:51:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,749 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,750 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,750 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,751 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:30,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:30,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:30,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:30,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:51:30,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-24 15:51:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,774 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,775 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,775 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:30,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:30,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:30,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:51:30,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:30,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-24 15:51:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,785 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,785 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,785 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,786 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:30,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:30,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:30,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:30,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-09-24 15:51:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:30,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:30,791 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:30,791 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:30,792 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:30,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:30,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:30,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:30,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:30,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:30,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:30,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:30,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:51:30,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1762640456] [2020-09-24 15:51:30,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:30,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-24 15:51:30,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287893001] [2020-09-24 15:51:30,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-24 15:51:30,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:30,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-24 15:51:30,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-24 15:51:30,857 INFO L87 Difference]: Start difference. First operand 1054 states and 1210 transitions. Second operand 6 states. [2020-09-24 15:51:31,354 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:33,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:33,462 INFO L93 Difference]: Finished difference Result 2380 states and 2902 transitions. [2020-09-24 15:51:33,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:51:33,463 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166 [2020-09-24 15:51:33,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:33,474 INFO L225 Difference]: With dead ends: 2380 [2020-09-24 15:51:33,474 INFO L226 Difference]: Without dead ends: 1436 [2020-09-24 15:51:33,479 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:51:33,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2020-09-24 15:51:33,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1334. [2020-09-24 15:51:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1334 states. [2020-09-24 15:51:33,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1334 states and 1560 transitions. [2020-09-24 15:51:33,661 INFO L78 Accepts]: Start accepts. Automaton has 1334 states and 1560 transitions. Word has length 166 [2020-09-24 15:51:33,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:33,662 INFO L479 AbstractCegarLoop]: Abstraction has 1334 states and 1560 transitions. [2020-09-24 15:51:33,662 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-24 15:51:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1560 transitions. [2020-09-24 15:51:33,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-09-24 15:51:33,670 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:33,671 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:33,672 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:51:33,672 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:33,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:33,672 INFO L82 PathProgramCache]: Analyzing trace with hash 24171235, now seen corresponding path program 1 times [2020-09-24 15:51:33,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:33,673 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [300872262] [2020-09-24 15:51:33,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:33,749 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:33,750 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:33,750 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:33,750 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:33,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 315 [2020-09-24 15:51:33,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:33,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:33,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:33,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:33,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 151 [2020-09-24 15:51:33,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:33,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,086 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:34,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,096 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,096 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,096 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,096 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:34,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,132 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,132 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,132 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:34,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,136 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,136 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,136 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,137 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:34,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:34,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:34,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,145 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,145 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,146 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,146 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:34,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-24 15:51:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,160 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,160 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,160 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,161 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:34,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:34,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:51:34,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:51:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,189 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,189 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,189 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,189 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:34,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:51:34,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:34,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:51:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:34,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,225 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,225 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,226 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,226 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:34,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:34,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:34,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-09-24 15:51:34,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:34,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,245 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,245 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,245 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,246 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:34,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:34,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-24 15:51:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:34,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,279 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,279 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,279 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,279 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:34,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:34,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-24 15:51:34,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,347 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,347 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:34,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:34,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,357 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,358 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:34,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:51:34,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,369 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,369 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,370 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,370 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:34,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:34,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:34,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,376 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,377 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:34,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,383 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,383 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,383 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:34,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,400 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,400 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,400 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,401 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:34,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-09-24 15:51:34,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:34,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,407 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,407 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,408 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,408 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:34,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:34,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-09-24 15:51:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,439 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,439 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,439 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,439 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:34,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:51:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-24 15:51:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,444 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,444 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,444 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:34,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:34,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:34,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:34,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-24 15:51:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:34,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:34,453 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:34,453 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:34,453 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:34,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:34,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:34,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:51:34,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-09-24 15:51:34,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [300872262] [2020-09-24 15:51:34,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:51:34,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-24 15:51:34,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535503230] [2020-09-24 15:51:34,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-24 15:51:34,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:34,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-24 15:51:34,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:51:34,555 INFO L87 Difference]: Start difference. First operand 1334 states and 1560 transitions. Second operand 13 states. [2020-09-24 15:51:35,862 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:36,460 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:36,793 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:37,138 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:51:37,484 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:37,839 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:38,149 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:40,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:40,204 INFO L93 Difference]: Finished difference Result 2290 states and 2783 transitions. [2020-09-24 15:51:40,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-24 15:51:40,204 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 260 [2020-09-24 15:51:40,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:40,210 INFO L225 Difference]: With dead ends: 2290 [2020-09-24 15:51:40,211 INFO L226 Difference]: Without dead ends: 884 [2020-09-24 15:51:40,216 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=148, Invalid=502, Unknown=0, NotChecked=0, Total=650 [2020-09-24 15:51:40,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-09-24 15:51:40,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 806. [2020-09-24 15:51:40,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 806 states. [2020-09-24 15:51:40,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 918 transitions. [2020-09-24 15:51:40,320 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 918 transitions. Word has length 260 [2020-09-24 15:51:40,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:40,321 INFO L479 AbstractCegarLoop]: Abstraction has 806 states and 918 transitions. [2020-09-24 15:51:40,321 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-24 15:51:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 918 transitions. [2020-09-24 15:51:40,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-09-24 15:51:40,327 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:40,328 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:40,328 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:51:40,328 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:40,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:40,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1197351526, now seen corresponding path program 1 times [2020-09-24 15:51:40,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:40,329 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [461695605] [2020-09-24 15:51:40,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,413 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:51:40,414 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -65 [2020-09-24 15:51:40,414 FATAL L256 erpolLogProxyWrapper]: Difference in width: 65 [2020-09-24 15:51:40,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 344 [2020-09-24 15:51:40,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:51:40,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:40,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 169 [2020-09-24 15:51:40,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:40,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:40,756 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:40,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,766 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,767 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,767 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,767 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:40,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,803 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,803 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,803 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,803 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:40,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,807 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,807 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,807 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,808 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:40,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,814 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,814 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,814 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,814 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:40,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,821 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,822 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:40,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-24 15:51:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,848 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,848 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,849 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,849 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:40,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:40,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:40,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-09-24 15:51:40,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:40,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,880 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,880 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,880 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,880 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:40,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:40,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:40,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-24 15:51:40,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:40,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,900 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,900 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,901 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,901 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:40,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:40,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:51:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:40,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,914 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,914 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,914 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,915 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:40,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:40,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:40,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:51:40,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:51:40,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,945 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,945 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,945 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:40,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:51:40,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:51:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,983 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,984 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,984 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,984 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:40,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:51:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:40,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:40,993 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:40,993 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:40,993 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:40,994 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:40,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:40,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:40,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:40,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:40,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:40,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:40,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:40,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:40,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,002 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,002 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,003 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,003 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:41,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:41,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:41,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,009 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,010 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,010 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,010 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:41,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:41,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,022 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,022 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,022 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:41,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-09-24 15:51:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,028 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:41,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2020-09-24 15:51:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,049 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,049 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,050 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,050 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:41,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:51:41,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-24 15:51:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,060 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,061 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,061 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:51:41,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-09-24 15:51:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:41,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,071 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,071 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 15:51:41,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:41,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,077 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,078 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,078 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,078 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:41,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:41,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-24 15:51:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,084 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,084 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,084 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,084 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:41,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:41,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-09-24 15:51:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,090 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,090 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:41,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:41,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2020-09-24 15:51:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:41,096 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:41,097 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:41,097 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:41,097 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:41,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:41,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:41,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:41,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:41,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-09-24 15:51:41,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [461695605] [2020-09-24 15:51:41,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:51:41,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-24 15:51:41,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710639732] [2020-09-24 15:51:41,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:51:41,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:41,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:51:41,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:51:41,176 INFO L87 Difference]: Start difference. First operand 806 states and 918 transitions. Second operand 10 states. [2020-09-24 15:51:42,357 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:42,652 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:42,950 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:43,273 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:43,559 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:45,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:45,071 INFO L93 Difference]: Finished difference Result 1428 states and 1687 transitions. [2020-09-24 15:51:45,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:51:45,072 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 283 [2020-09-24 15:51:45,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:45,076 INFO L225 Difference]: With dead ends: 1428 [2020-09-24 15:51:45,076 INFO L226 Difference]: Without dead ends: 732 [2020-09-24 15:51:45,078 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:51:45,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2020-09-24 15:51:45,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 687. [2020-09-24 15:51:45,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-09-24 15:51:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 776 transitions. [2020-09-24 15:51:45,158 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 776 transitions. Word has length 283 [2020-09-24 15:51:45,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:45,158 INFO L479 AbstractCegarLoop]: Abstraction has 687 states and 776 transitions. [2020-09-24 15:51:45,158 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:51:45,158 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 776 transitions. [2020-09-24 15:51:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-09-24 15:51:45,163 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:45,164 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:45,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-24 15:51:45,164 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:45,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:45,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1343765797, now seen corresponding path program 1 times [2020-09-24 15:51:45,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:45,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [178216551] [2020-09-24 15:51:45,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,243 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,244 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,244 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,244 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 351 [2020-09-24 15:51:45,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:51:45,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 301 [2020-09-24 15:51:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:45,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,563 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:45,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,576 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,576 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,577 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:45,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:45,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,622 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,622 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,622 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,622 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:45,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,626 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,626 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,627 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,627 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:45,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:45,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,634 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,634 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,634 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,635 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:45,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,639 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,639 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:45,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:51:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,653 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,653 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,653 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,653 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:45,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:51:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,671 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,671 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,671 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,671 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:45,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,704 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,704 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,704 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,704 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:45,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,719 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,719 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,719 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,719 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:45,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,732 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:45,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:45,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,738 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,739 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,739 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:45,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,747 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,747 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,747 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,747 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:45,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,754 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,754 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,754 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,754 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:45,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,759 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,759 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,760 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,760 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:45,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,766 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,766 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,766 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,766 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:45,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,776 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,776 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,776 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,776 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:45,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,782 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,782 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,782 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,783 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:45,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-09-24 15:51:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,792 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,792 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,792 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:45,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-24 15:51:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,805 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,805 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,806 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,806 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:51:45,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:51:45,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:45,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-24 15:51:45,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:45,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,843 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,843 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,843 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,843 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 15:51:45,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:45,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:45,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-24 15:51:45,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,892 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,893 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,893 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:45,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:45,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-24 15:51:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,899 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,899 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:45,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 15:51:45,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-09-24 15:51:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,905 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,905 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:45,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:45,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2020-09-24 15:51:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:45,909 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:45,909 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:45,910 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:45,910 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:45,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:45,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:45,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:45,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:45,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:45,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:45,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:45,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-24 15:51:45,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [178216551] [2020-09-24 15:51:45,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:51:45,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-24 15:51:45,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726276823] [2020-09-24 15:51:45,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:51:45,971 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:45,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:51:45,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:51:45,971 INFO L87 Difference]: Start difference. First operand 687 states and 776 transitions. Second operand 11 states. [2020-09-24 15:51:48,184 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:48,465 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:48,769 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:49,078 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:49,396 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:49,689 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:50,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:50,301 INFO L93 Difference]: Finished difference Result 1240 states and 1438 transitions. [2020-09-24 15:51:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-24 15:51:50,304 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 288 [2020-09-24 15:51:50,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:50,309 INFO L225 Difference]: With dead ends: 1240 [2020-09-24 15:51:50,310 INFO L226 Difference]: Without dead ends: 746 [2020-09-24 15:51:50,312 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-09-24 15:51:50,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2020-09-24 15:51:50,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 701. [2020-09-24 15:51:50,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2020-09-24 15:51:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 793 transitions. [2020-09-24 15:51:50,389 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 793 transitions. Word has length 288 [2020-09-24 15:51:50,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:50,390 INFO L479 AbstractCegarLoop]: Abstraction has 701 states and 793 transitions. [2020-09-24 15:51:50,390 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:51:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 793 transitions. [2020-09-24 15:51:50,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-09-24 15:51:50,393 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:50,393 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:50,393 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-24 15:51:50,393 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:50,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:50,394 INFO L82 PathProgramCache]: Analyzing trace with hash -78475067, now seen corresponding path program 1 times [2020-09-24 15:51:50,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:50,394 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787672370] [2020-09-24 15:51:50,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,478 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,478 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,479 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,479 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 351 [2020-09-24 15:51:50,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:51:50,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:51:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 313 [2020-09-24 15:51:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-24 15:51:50,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:50,792 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:50,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,799 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,800 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,800 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,800 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:50,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,836 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,836 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,836 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,837 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:50,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,840 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,840 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,841 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,841 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:50,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,845 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,845 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,845 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,845 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:50,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,850 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,850 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,850 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,850 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:50,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:51:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,863 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,863 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:50,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:51:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,882 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,883 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,883 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,883 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:50,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,905 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,905 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:50,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,915 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,916 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,916 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,916 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:50,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,924 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,924 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,925 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:50,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,930 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,930 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,930 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,930 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:50,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,935 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,936 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,936 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,936 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:50,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,942 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,943 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,943 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,943 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:50,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,948 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,948 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:50,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,953 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,954 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,954 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,954 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:50,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,967 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,967 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,967 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,967 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:50,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,973 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,973 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,973 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:50,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-09-24 15:51:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,981 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,981 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,981 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,981 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:50,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:50,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:50,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:50,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-24 15:51:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:50,990 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:50,991 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:50,991 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:50,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:50,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:51:50,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:50,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:50,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:50,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:50,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:50,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-24 15:51:50,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:50,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:51,001 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:51,001 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:51,001 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:51,001 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:51,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 15:51:51,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:51,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:51,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:51,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:51,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:51,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:51,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:51,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:51,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:51,008 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:51,008 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:51,008 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:51,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:51,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:51,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:51,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:51,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:51,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-24 15:51:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:51,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:51,014 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:51,015 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:51,015 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:51,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:51,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:51,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:51,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:51,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:51:51,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:51,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-09-24 15:51:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:51,022 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:51,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:51,023 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:51,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:51,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:51,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:51,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:51,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:51,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:51,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:51,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:51,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2020-09-24 15:51:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:51,034 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:51,034 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:51,034 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:51,035 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:51,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:51,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:51,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:51:51,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:51,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:51,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:51,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:51,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-24 15:51:51,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787672370] [2020-09-24 15:51:51,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:51:51,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-24 15:51:51,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868048561] [2020-09-24 15:51:51,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:51:51,221 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:51,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:51:51,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:51:51,222 INFO L87 Difference]: Start difference. First operand 701 states and 793 transitions. Second operand 11 states. [2020-09-24 15:51:51,749 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:54,019 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:54,349 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:54,708 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:55,007 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-24 15:51:55,329 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-24 15:51:55,643 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:51:55,951 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:51:56,295 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:51:56,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:51:56,821 INFO L93 Difference]: Finished difference Result 755 states and 866 transitions. [2020-09-24 15:51:56,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-24 15:51:56,822 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 288 [2020-09-24 15:51:56,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:51:56,826 INFO L225 Difference]: With dead ends: 755 [2020-09-24 15:51:56,826 INFO L226 Difference]: Without dead ends: 675 [2020-09-24 15:51:56,827 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-24 15:51:56,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2020-09-24 15:51:56,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 626. [2020-09-24 15:51:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-09-24 15:51:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 705 transitions. [2020-09-24 15:51:56,897 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 705 transitions. Word has length 288 [2020-09-24 15:51:56,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:51:56,898 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 705 transitions. [2020-09-24 15:51:56,898 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:51:56,898 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 705 transitions. [2020-09-24 15:51:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-09-24 15:51:56,901 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:51:56,901 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:51:56,901 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-24 15:51:56,902 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:51:56,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:51:56,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1333438838, now seen corresponding path program 1 times [2020-09-24 15:51:56,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:51:56,906 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1618338013] [2020-09-24 15:51:56,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:51:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,000 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,000 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,000 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,000 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 357 [2020-09-24 15:51:57,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:51:57,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 15:51:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-09-24 15:51:57,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-09-24 15:51:57,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,286 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-24 15:51:57,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:51:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,298 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,299 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-24 15:51:57,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:57,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-24 15:51:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,341 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,341 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,341 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,341 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:57,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-24 15:51:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,345 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,345 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,345 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:57,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-24 15:51:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,349 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,349 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,349 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,349 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:57,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-24 15:51:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,353 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,354 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:57,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-09-24 15:51:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,375 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,376 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,376 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,376 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:57,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:51:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,401 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,402 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,402 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,402 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-24 15:51:57,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-24 15:51:57,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:57,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,436 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:51:57,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-24 15:51:57,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,453 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,454 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,454 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:51:57,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:51:57,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,472 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,472 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,472 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,473 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:51:57,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:57,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,484 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,484 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,484 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,484 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:51:57,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:51:57,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:51:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,496 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,496 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,496 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,497 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:51:57,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:51:57,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-24 15:51:57,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,506 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,506 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,507 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,507 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:51:57,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:51:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,511 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,511 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,512 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:57,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:51:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,516 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:51:57,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-09-24 15:51:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,527 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,527 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,527 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,528 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:51:57,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-24 15:51:57,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,532 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,533 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,533 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,533 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:57,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-09-24 15:51:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,546 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,546 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,546 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,546 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:51:57,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:51:57,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:57,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 15:51:57,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:51:57,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-24 15:51:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,583 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,583 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,583 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,583 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-09-24 15:51:57,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:51:57,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-09-24 15:51:57,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,590 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,590 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,590 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,591 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 15:51:57,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:51:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,596 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,596 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,596 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,596 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:57,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-24 15:51:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,601 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,601 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,602 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,602 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-24 15:51:57,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:51:57,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:51:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,606 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,606 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,607 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,607 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:51:57,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:51:57,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2020-09-24 15:51:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,615 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,616 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,616 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,616 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:57,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:51:57,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:51:57,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:51:57,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:51:57,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2020-09-24 15:51:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:51:57,645 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:51:57,645 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:51:57,645 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:51:57,646 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:51:57,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:51:57,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:51:57,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:51:57,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:51:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:51:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:51:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:51:57,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:51:57,724 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-09-24 15:51:57,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1618338013] [2020-09-24 15:51:57,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:51:57,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-24 15:51:57,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309834488] [2020-09-24 15:51:57,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-24 15:51:57,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:51:57,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-24 15:51:57,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:51:57,727 INFO L87 Difference]: Start difference. First operand 626 states and 705 transitions. Second operand 13 states.