/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_spec2_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:45:26,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:45:26,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:45:27,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:45:27,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:45:27,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:45:27,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:45:27,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:45:27,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:45:27,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:45:27,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:45:27,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:45:27,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:45:27,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:45:27,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:45:27,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:45:27,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:45:27,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:45:27,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:45:27,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:45:27,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:45:27,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:45:27,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:45:27,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:45:27,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:45:27,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:45:27,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:45:27,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:45:27,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:45:27,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:45:27,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:45:27,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:45:27,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:45:27,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:45:27,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:45:27,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:45:27,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:45:27,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:45:27,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:45:27,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:45:27,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:45:27,110 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 15:45:27,159 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:45:27,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:45:27,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:45:27,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:45:27,163 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:45:27,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:45:27,164 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 15:45:27,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:45:27,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 15:45:27,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:45:27,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:45:27,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:45:27,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:45:27,167 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 15:45:27,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:45:27,167 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:45:27,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:45:27,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:45:27,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:45:27,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:45:27,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:45:27,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:45:27,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:45:27,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:45:27,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:45:27,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:45:27,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:45:27,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:45:27,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:45:27,170 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 15:45:27,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:45:27,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:45:27,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:45:27,649 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:45:27,649 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:45:27,650 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2020-09-24 15:45:27,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/860c2273b/ca9f7fe419e14101b4d514501c455943/FLAG0fac466bd [2020-09-24 15:45:28,319 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:45:28,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2020-09-24 15:45:28,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/860c2273b/ca9f7fe419e14101b4d514501c455943/FLAG0fac466bd [2020-09-24 15:45:28,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/860c2273b/ca9f7fe419e14101b4d514501c455943 [2020-09-24 15:45:28,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:45:28,643 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:45:28,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:45:28,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:45:28,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:45:28,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:45:28" (1/1) ... [2020-09-24 15:45:28,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f7a528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:28, skipping insertion in model container [2020-09-24 15:45:28,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:45:28" (1/1) ... [2020-09-24 15:45:28,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:45:28,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:45:29,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:45:29,202 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:45:29,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:45:29,343 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:45:29,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29 WrapperNode [2020-09-24 15:45:29,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:45:29,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:45:29,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:45:29,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:45:29,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (1/1) ... [2020-09-24 15:45:29,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:45:29,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:45:29,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:45:29,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:45:29,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (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 15:45:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:45:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:45:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 15:45:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 15:45:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 15:45:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 15:45:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 15:45:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 15:45:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 15:45:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 15:45:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 15:45:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-24 15:45:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-24 15:45:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-24 15:45:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-24 15:45:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-24 15:45:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-24 15:45:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-24 15:45:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-24 15:45:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-24 15:45:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-24 15:45:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-24 15:45:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-24 15:45:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-24 15:45:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-24 15:45:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-24 15:45:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-24 15:45:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 15:45:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-24 15:45:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:45:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-24 15:45:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-24 15:45:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 15:45:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 15:45:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 15:45:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 15:45:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:45:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:45:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 15:45:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 15:45:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-24 15:45:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-24 15:45:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-24 15:45:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-24 15:45:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 15:45:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 15:45:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 15:45:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:45:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 15:45:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 15:45:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:45:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:45:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 15:45:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 15:45:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:45:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 15:45:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-24 15:45:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-24 15:45:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-24 15:45:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-24 15:45:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-24 15:45:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-24 15:45:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-24 15:45:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-24 15:45:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-24 15:45:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-24 15:45:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-24 15:45:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-24 15:45:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-24 15:45:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 15:45:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-24 15:45:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:45:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:45:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:45:30,776 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:45:30,776 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-24 15:45:30,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:45:30 BoogieIcfgContainer [2020-09-24 15:45:30,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:45:30,786 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:45:30,786 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:45:30,789 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:45:30,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:45:28" (1/3) ... [2020-09-24 15:45:30,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c054cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:45:30, skipping insertion in model container [2020-09-24 15:45:30,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:45:29" (2/3) ... [2020-09-24 15:45:30,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c054cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:45:30, skipping insertion in model container [2020-09-24 15:45:30,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:45:30" (3/3) ... [2020-09-24 15:45:30,794 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2020-09-24 15:45:30,805 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:45:30,817 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:45:30,840 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:45:30,876 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:45:30,876 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:45:30,876 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:45:30,877 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:45:30,877 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:45:30,877 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:45:30,877 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:45:30,877 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:45:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states. [2020-09-24 15:45:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-09-24 15:45:30,928 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:30,930 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] [2020-09-24 15:45:30,931 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:30,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:30,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1512755977, now seen corresponding path program 1 times [2020-09-24 15:45:30,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:30,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [989712672] [2020-09-24 15:45:30,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:31,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:31,347 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:31,348 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:31,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:31,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-24 15:45:31,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:31,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:45:31,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:31,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:31,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-09-24 15:45:31,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:31,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:31,821 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:31,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:31,857 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:31,857 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:31,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:31,858 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:31,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:31,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:31,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:31,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:31,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:31,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:31,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:31,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 15:45:31,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:31,986 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:31,986 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:31,987 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:31,987 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:31,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:31,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:31,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:31,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:31,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:31,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:31,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:31,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:31,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:31,993 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:31,993 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:31,994 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:31,994 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:31,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:31,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:31,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:31,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:31,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:31,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:31,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:31,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:31,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:32,000 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:32,000 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:32,000 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:32,000 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:32,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:32,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:32,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:32,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:32,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:32,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:32,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:32,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:32,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:32,005 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:32,006 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:32,009 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:32,009 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:32,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:32,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:32,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:32,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:32,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:32,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:32,021 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:32,022 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:32,022 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:32,022 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:32,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:32,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:32,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:32,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:32,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:32,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:32,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-24 15:45:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:32,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:32,028 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:32,028 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:32,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:32,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:32,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:32,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:32,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:32,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:32,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:32,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:32,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-24 15:45:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:32,034 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:32,034 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:32,035 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:32,035 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:32,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:32,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:32,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:32,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:32,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:32,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:32,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:32,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:32,065 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 15:45:32,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [989712672] [2020-09-24 15:45:32,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:32,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:45:32,069 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622085155] [2020-09-24 15:45:32,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:45:32,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:32,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:45:32,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:45:32,098 INFO L87 Difference]: Start difference. First operand 341 states. Second operand 4 states. [2020-09-24 15:45:33,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:45:33,664 INFO L93 Difference]: Finished difference Result 544 states and 644 transitions. [2020-09-24 15:45:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-24 15:45:33,666 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2020-09-24 15:45:33,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:45:33,694 INFO L225 Difference]: With dead ends: 544 [2020-09-24 15:45:33,694 INFO L226 Difference]: Without dead ends: 339 [2020-09-24 15:45:33,705 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:45:33,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2020-09-24 15:45:33,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 290. [2020-09-24 15:45:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-09-24 15:45:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 318 transitions. [2020-09-24 15:45:33,832 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 318 transitions. Word has length 148 [2020-09-24 15:45:33,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:45:33,833 INFO L479 AbstractCegarLoop]: Abstraction has 290 states and 318 transitions. [2020-09-24 15:45:33,833 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:45:33,834 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 318 transitions. [2020-09-24 15:45:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-09-24 15:45:33,839 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:33,839 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] [2020-09-24 15:45:33,839 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:45:33,840 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:33,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:33,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1077192285, now seen corresponding path program 1 times [2020-09-24 15:45:33,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:33,841 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432548165] [2020-09-24 15:45:33,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:33,920 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:33,921 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:33,921 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:33,921 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:33,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-09-24 15:45:33,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:33,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:45:33,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:33,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:33,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-09-24 15:45:33,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:45:33,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,324 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:34,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,345 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:34,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:34,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:34,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,413 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,413 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,413 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,414 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:34,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:34,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,419 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,419 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,419 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,420 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:34,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:34,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,425 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,425 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,425 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:34,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:34,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,430 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,431 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,431 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,431 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:34,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,448 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,449 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,449 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,449 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:34,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:34,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 15:45:34,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-09-24 15:45:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,456 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,457 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,457 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,457 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:34,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:34,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-09-24 15:45:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:34,464 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:34,464 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:34,464 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:34,465 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:34,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:34,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:34,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:34,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:34,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:34,492 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 15:45:34,492 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432548165] [2020-09-24 15:45:34,493 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:34,493 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:45:34,493 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600410185] [2020-09-24 15:45:34,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:45:34,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:34,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:45:34,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:45:34,498 INFO L87 Difference]: Start difference. First operand 290 states and 318 transitions. Second operand 5 states. [2020-09-24 15:45:35,188 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:45:36,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:45:36,436 INFO L93 Difference]: Finished difference Result 473 states and 539 transitions. [2020-09-24 15:45:36,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:45:36,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2020-09-24 15:45:36,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:45:36,442 INFO L225 Difference]: With dead ends: 473 [2020-09-24 15:45:36,442 INFO L226 Difference]: Without dead ends: 328 [2020-09-24 15:45:36,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:45:36,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-09-24 15:45:36,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 280. [2020-09-24 15:45:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-09-24 15:45:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 305 transitions. [2020-09-24 15:45:36,489 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 305 transitions. Word has length 149 [2020-09-24 15:45:36,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:45:36,490 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 305 transitions. [2020-09-24 15:45:36,490 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:45:36,490 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 305 transitions. [2020-09-24 15:45:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-09-24 15:45:36,493 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:36,493 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] [2020-09-24 15:45:36,494 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:45:36,494 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:36,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:36,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1560454972, now seen corresponding path program 1 times [2020-09-24 15:45:36,495 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:36,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1536287597] [2020-09-24 15:45:36,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:36,566 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:45:36,566 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:36,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:36,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:36,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-09-24 15:45:36,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:36,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:36,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-09-24 15:45:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-24 15:45:36,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:36,918 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:36,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:36,957 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:36,958 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:36,958 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:36,958 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:36,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:36,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:36,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:36,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:36,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:36,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:36,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-24 15:45:36,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,008 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,008 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,008 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:37,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:37,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:37,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,013 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,013 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,013 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,014 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:37,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:37,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,019 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,019 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,019 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,020 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:37,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:37,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,026 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,026 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,026 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,026 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:37,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:37,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:37,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,042 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,042 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:37,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:45:37,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-24 15:45:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,047 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,047 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,047 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,048 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:37,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:37,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:37,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 35 [2020-09-24 15:45:37,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-09-24 15:45:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:37,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:37,089 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:37,089 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:37,089 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:37,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:37,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:37,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:37,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:37,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:37,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:37,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:37,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:37,125 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 15:45:37,125 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1536287597] [2020-09-24 15:45:37,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:37,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:45:37,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894808361] [2020-09-24 15:45:37,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:45:37,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:37,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:45:37,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:45:37,128 INFO L87 Difference]: Start difference. First operand 280 states and 305 transitions. Second operand 5 states. [2020-09-24 15:45:37,780 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:45:38,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:45:38,782 INFO L93 Difference]: Finished difference Result 493 states and 565 transitions. [2020-09-24 15:45:38,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:45:38,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 158 [2020-09-24 15:45:38,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:45:38,787 INFO L225 Difference]: With dead ends: 493 [2020-09-24 15:45:38,787 INFO L226 Difference]: Without dead ends: 328 [2020-09-24 15:45:38,788 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:45:38,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-09-24 15:45:38,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 280. [2020-09-24 15:45:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-09-24 15:45:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 304 transitions. [2020-09-24 15:45:38,829 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 304 transitions. Word has length 158 [2020-09-24 15:45:38,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:45:38,830 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 304 transitions. [2020-09-24 15:45:38,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:45:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 304 transitions. [2020-09-24 15:45:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-09-24 15:45:38,833 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:38,833 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:45:38,834 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:45:38,834 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:38,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:38,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1109728421, now seen corresponding path program 1 times [2020-09-24 15:45:38,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:38,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1459481287] [2020-09-24 15:45:38,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:38,946 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:38,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:38,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:38,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:38,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-09-24 15:45:38,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-24 15:45:38,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-24 15:45:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-24 15:45:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-09-24 15:45:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:39,328 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:39,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,371 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,372 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,372 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:39,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:39,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-24 15:45:39,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,432 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,432 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,433 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,433 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:39,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:39,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:39,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,439 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,439 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,440 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,440 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:39,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:39,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:39,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,447 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,447 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,447 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,448 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:39,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:39,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:39,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:39,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,454 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,454 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,455 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:39,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:39,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:39,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,469 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,470 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,470 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,470 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:39,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:39,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:45:39,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:39,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-09-24 15:45:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,490 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,491 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,491 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,491 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-09-24 15:45:39,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:45:39,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:45:39,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-24 15:45:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-24 15:45:39,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:39,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,503 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,503 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,504 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,504 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:45:39,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:45:39,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:45:39,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-24 15:45:39,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:45:39,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:39,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,515 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,515 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,516 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-24 15:45:39,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:39,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:45:39,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 15:45:39,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:45:39,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,543 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,544 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,544 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:39,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:39,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:39,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-24 15:45:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,552 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,553 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,554 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:39,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:39,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:39,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:39,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:39,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-09-24 15:45:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:39,561 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:39,561 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:39,561 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:39,562 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:39,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:39,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:39,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:39,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:39,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:39,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:39,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:39,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:39,689 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 15:45:39,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1459481287] [2020-09-24 15:45:39,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:39,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-24 15:45:39,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263389373] [2020-09-24 15:45:39,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-24 15:45:39,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:39,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-24 15:45:39,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:45:39,694 INFO L87 Difference]: Start difference. First operand 280 states and 304 transitions. Second operand 7 states. [2020-09-24 15:45:40,435 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:45:42,078 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:45:43,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:45:43,034 INFO L93 Difference]: Finished difference Result 638 states and 739 transitions. [2020-09-24 15:45:43,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-24 15:45:43,034 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 176 [2020-09-24 15:45:43,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:45:43,039 INFO L225 Difference]: With dead ends: 638 [2020-09-24 15:45:43,039 INFO L226 Difference]: Without dead ends: 473 [2020-09-24 15:45:43,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-24 15:45:43,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2020-09-24 15:45:43,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 402. [2020-09-24 15:45:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-09-24 15:45:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 435 transitions. [2020-09-24 15:45:43,125 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 435 transitions. Word has length 176 [2020-09-24 15:45:43,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:45:43,126 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 435 transitions. [2020-09-24 15:45:43,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-24 15:45:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 435 transitions. [2020-09-24 15:45:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-09-24 15:45:43,131 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:43,131 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:43,131 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:45:43,131 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:43,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:43,132 INFO L82 PathProgramCache]: Analyzing trace with hash -433831518, now seen corresponding path program 1 times [2020-09-24 15:45:43,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:43,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [89412169] [2020-09-24 15:45:43,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,291 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,292 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,292 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,292 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-09-24 15:45:43,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-24 15:45:43,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-24 15:45:43,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-09-24 15:45:43,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-09-24 15:45:43,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:43,638 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:43,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,676 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,676 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,676 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,677 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:43,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:43,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-09-24 15:45:43,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,726 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,726 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,726 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:43,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:43,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:43,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,732 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,732 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,732 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:43,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:43,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,739 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,739 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,739 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:43,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:43,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,746 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,746 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,746 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:43,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:43,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,765 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,765 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,766 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,766 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:43,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:45:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-09-24 15:45:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,785 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,786 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,786 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-24 15:45:43,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:43,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-09-24 15:45:43,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,796 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,796 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,796 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,797 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-24 15:45:43,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:43,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,804 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,804 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,805 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,805 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:45:43,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:43,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:43,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,811 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,812 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,812 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,812 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:45:43,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:43,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:43,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:45:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,818 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,818 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,818 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,818 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:45:43,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:43,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:43,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:45:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,823 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,823 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,823 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,824 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:43,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:43,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-09-24 15:45:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,834 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,835 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,835 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,835 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:43,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:45:43,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:45:43,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:43,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:43,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-09-24 15:45:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:43,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:43,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:43,864 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:43,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:43,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:43,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:43,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:43,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:43,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:43,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:43,933 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 15:45:43,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [89412169] [2020-09-24 15:45:43,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:43,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:45:43,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418899698] [2020-09-24 15:45:43,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:45:43,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:43,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:45:43,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:45:43,936 INFO L87 Difference]: Start difference. First operand 402 states and 435 transitions. Second operand 10 states. [2020-09-24 15:45:44,471 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:45:46,163 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:45:46,510 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:45:46,869 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:45:47,245 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-24 15:45:47,529 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:45:47,835 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-24 15:45:48,094 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:45:48,530 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:45:50,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:45:50,203 INFO L93 Difference]: Finished difference Result 1040 states and 1204 transitions. [2020-09-24 15:45:50,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-09-24 15:45:50,203 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 200 [2020-09-24 15:45:50,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:45:50,209 INFO L225 Difference]: With dead ends: 1040 [2020-09-24 15:45:50,209 INFO L226 Difference]: Without dead ends: 753 [2020-09-24 15:45:50,211 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2020-09-24 15:45:50,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2020-09-24 15:45:50,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 643. [2020-09-24 15:45:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 643 states. [2020-09-24 15:45:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 701 transitions. [2020-09-24 15:45:50,336 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 701 transitions. Word has length 200 [2020-09-24 15:45:50,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:45:50,337 INFO L479 AbstractCegarLoop]: Abstraction has 643 states and 701 transitions. [2020-09-24 15:45:50,337 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:45:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 701 transitions. [2020-09-24 15:45:50,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-09-24 15:45:50,342 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:50,342 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:50,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:45:50,343 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:50,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:50,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1653437071, now seen corresponding path program 1 times [2020-09-24 15:45:50,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:50,344 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1525490226] [2020-09-24 15:45:50,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,477 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,477 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,478 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,478 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-09-24 15:45:50,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-09-24 15:45:50,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-24 15:45:50,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-24 15:45:50,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-09-24 15:45:50,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:50,863 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:50,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,896 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,896 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,897 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,897 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:50,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:50,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:50,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:50,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-24 15:45:50,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:50,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,940 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,941 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,941 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,941 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:50,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:50,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:50,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:50,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:50,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:50,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,946 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:50,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:50,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:50,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:50,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:50,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:50,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,951 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,951 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,952 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,952 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:50,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:50,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:50,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:50,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,957 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,957 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,958 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,958 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:50,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:50,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:50,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:50,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:50,980 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:50,980 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:50,980 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:50,980 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:50,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:50,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:50,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:50,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:50,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:50,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:50,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:45:50,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:51,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-24 15:45:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,002 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,002 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,002 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,003 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:45:51,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:51,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:45:51,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-24 15:45:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,023 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,024 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-24 15:45:51,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:51,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 15:45:51,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:51,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,038 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,039 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,039 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-24 15:45:51,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:51,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:45:51,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,052 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,053 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,053 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,053 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-24 15:45:51,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:51,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:45:51,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,066 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,067 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,067 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,067 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:45:51,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:51,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-24 15:45:51,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:45:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,076 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,077 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,077 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:45:51,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:51,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:51,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:51,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:45:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,084 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,084 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,084 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,085 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:51,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:51,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:45:51,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:51,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-09-24 15:45:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,094 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,095 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,095 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,095 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:51,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:45:51,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:45:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:51,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-09-24 15:45:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:51,113 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:51,113 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:51,114 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:51,114 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:51,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:51,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:51,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:45:51,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:51,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:45:51,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:51,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:45:51,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:45:51,235 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 15:45:51,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1525490226] [2020-09-24 15:45:51,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:51,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-24 15:45:51,238 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340614687] [2020-09-24 15:45:51,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:45:51,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:51,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:45:51,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:45:51,241 INFO L87 Difference]: Start difference. First operand 643 states and 701 transitions. Second operand 11 states. [2020-09-24 15:45:51,817 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:45:53,419 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:45:53,721 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:45:54,028 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:45:54,369 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:45:54,742 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:45:55,096 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:45:55,421 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:45:55,758 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:45:57,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:45:57,299 INFO L93 Difference]: Finished difference Result 1342 states and 1539 transitions. [2020-09-24 15:45:57,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-24 15:45:57,299 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 205 [2020-09-24 15:45:57,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:45:57,305 INFO L225 Difference]: With dead ends: 1342 [2020-09-24 15:45:57,306 INFO L226 Difference]: Without dead ends: 814 [2020-09-24 15:45:57,308 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=270, Invalid=722, Unknown=0, NotChecked=0, Total=992 [2020-09-24 15:45:57,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-09-24 15:45:57,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 641. [2020-09-24 15:45:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 641 states. [2020-09-24 15:45:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 697 transitions. [2020-09-24 15:45:57,393 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 697 transitions. Word has length 205 [2020-09-24 15:45:57,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:45:57,393 INFO L479 AbstractCegarLoop]: Abstraction has 641 states and 697 transitions. [2020-09-24 15:45:57,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:45:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 697 transitions. [2020-09-24 15:45:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-09-24 15:45:57,397 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:45:57,397 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:57,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:45:57,398 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:45:57,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:45:57,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1429527280, now seen corresponding path program 1 times [2020-09-24 15:45:57,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:45:57,399 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1547748286] [2020-09-24 15:45:57,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:45:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,462 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,463 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,463 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-09-24 15:45:57,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:45:57,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:45:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 196 [2020-09-24 15:45:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:45:57,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,764 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:45:57,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:45:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,773 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,774 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,774 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:45:57,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:45:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,808 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,809 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,809 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,809 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:57,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:45:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,813 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,813 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,813 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,813 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:57,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:45:57,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:45:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,817 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:57,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:45:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,822 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,822 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:45:57,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:45:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,840 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,840 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,840 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,841 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:57,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-24 15:45:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,852 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,852 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,852 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,853 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:45:57,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-24 15:45:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,874 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,874 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,874 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,874 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:45:57,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:57,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:45:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:45:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:45:57,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,890 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,890 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,890 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,891 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:45:57,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:57,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:45:57,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-09-24 15:45:57,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:45:57,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,908 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,908 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,908 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,909 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:45:57,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:57,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:45:57,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-24 15:45:57,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:45:57,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:45:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,941 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,941 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,941 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,942 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:45:57,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:45:57,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:45:57,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-24 15:45:57,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:45:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,981 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,982 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,982 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,982 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:45:57,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:45:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:45:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,987 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,987 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,988 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,988 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:45:57,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 15:45:57,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-24 15:45:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:57,995 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:57,995 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:57,996 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:57,996 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:57,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:57,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:57,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:57,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:57,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:57,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:57,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:57,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:57,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-09-24 15:45:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:45:58,000 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:45:58,000 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:45:58,000 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:45:58,001 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:45:58,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:45:58,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:45:58,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:45:58,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:45:58,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:45:58,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:45:58,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:45:58,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:45:58,038 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 15:45:58,038 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1547748286] [2020-09-24 15:45:58,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:45:58,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-24 15:45:58,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379989168] [2020-09-24 15:45:58,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:45:58,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:45:58,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:45:58,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:45:58,041 INFO L87 Difference]: Start difference. First operand 641 states and 697 transitions. Second operand 11 states. [2020-09-24 15:45:59,435 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:45:59,792 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:46:00,126 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:46:00,451 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:46:00,781 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:46:01,080 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:46:02,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:46:02,666 INFO L93 Difference]: Finished difference Result 1350 states and 1555 transitions. [2020-09-24 15:46:02,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-24 15:46:02,666 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 206 [2020-09-24 15:46:02,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:46:02,671 INFO L225 Difference]: With dead ends: 1350 [2020-09-24 15:46:02,671 INFO L226 Difference]: Without dead ends: 824 [2020-09-24 15:46:02,674 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-24 15:46:02,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2020-09-24 15:46:02,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 657. [2020-09-24 15:46:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-09-24 15:46:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 713 transitions. [2020-09-24 15:46:02,781 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 713 transitions. Word has length 206 [2020-09-24 15:46:02,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:46:02,782 INFO L479 AbstractCegarLoop]: Abstraction has 657 states and 713 transitions. [2020-09-24 15:46:02,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:46:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 713 transitions. [2020-09-24 15:46:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-09-24 15:46:02,786 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:46:02,786 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:46:02,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:46:02,787 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:46:02,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:46:02,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1367198544, now seen corresponding path program 1 times [2020-09-24 15:46:02,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:46:02,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1037151073] [2020-09-24 15:46:02,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:46:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:02,855 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:46:02,855 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -83 [2020-09-24 15:46:02,855 FATAL L256 erpolLogProxyWrapper]: Difference in width: 83 [2020-09-24 15:46:02,856 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:02,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-09-24 15:46:02,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:02,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:46:02,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:02,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:46:02,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 188 [2020-09-24 15:46:02,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:46:02,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,185 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:46:03,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:46:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,198 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,198 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,198 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,198 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:46:03,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:46:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,233 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:03,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:46:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,237 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,238 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,238 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,238 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:03,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:46:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,242 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,242 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,242 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,242 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:03,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:46:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,247 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,247 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,247 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,248 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:03,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:46:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,263 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,264 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,264 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,264 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:03,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-24 15:46:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,276 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,276 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,276 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,276 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:03,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-24 15:46:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,299 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,299 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,299 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:46:03,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:46:03,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:46:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-09-24 15:46:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:46:03,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,314 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,315 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,315 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:46:03,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:46:03,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:46:03,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-24 15:46:03,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:46:03,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,331 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,332 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,332 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,332 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:46:03,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:46:03,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:46:03,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:46:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:46:03,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,343 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,344 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,344 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:46:03,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:46:03,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:46:03,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:46:03,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:46:03,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,370 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,371 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,371 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,371 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:46:03,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:03,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:46:03,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:03,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:46:03,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:46:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,414 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,414 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,415 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:03,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 15:46:03,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:03,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-24 15:46:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,425 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,425 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,425 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:03,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:03,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:03,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-09-24 15:46:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:03,431 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:03,432 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:03,432 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:03,432 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:03,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:03,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:03,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:03,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:03,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:03,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:03,475 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 15:46:03,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1037151073] [2020-09-24 15:46:03,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:46:03,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:46:03,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374855442] [2020-09-24 15:46:03,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:46:03,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:46:03,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:46:03,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:46:03,479 INFO L87 Difference]: Start difference. First operand 657 states and 713 transitions. Second operand 10 states. [2020-09-24 15:46:04,654 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:46:04,947 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:46:05,275 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:46:05,657 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:46:05,956 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:46:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:46:07,377 INFO L93 Difference]: Finished difference Result 1388 states and 1613 transitions. [2020-09-24 15:46:07,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-24 15:46:07,378 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 206 [2020-09-24 15:46:07,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:46:07,382 INFO L225 Difference]: With dead ends: 1388 [2020-09-24 15:46:07,383 INFO L226 Difference]: Without dead ends: 846 [2020-09-24 15:46:07,385 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-24 15:46:07,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2020-09-24 15:46:07,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 669. [2020-09-24 15:46:07,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2020-09-24 15:46:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 725 transitions. [2020-09-24 15:46:07,474 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 725 transitions. Word has length 206 [2020-09-24 15:46:07,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:46:07,475 INFO L479 AbstractCegarLoop]: Abstraction has 669 states and 725 transitions. [2020-09-24 15:46:07,475 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:46:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 725 transitions. [2020-09-24 15:46:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-09-24 15:46:07,478 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:46:07,479 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:46:07,479 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-24 15:46:07,479 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:46:07,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:46:07,479 INFO L82 PathProgramCache]: Analyzing trace with hash -787862835, now seen corresponding path program 1 times [2020-09-24 15:46:07,480 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:46:07,480 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491449224] [2020-09-24 15:46:07,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:46:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-09-24 15:46:07,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-24 15:46:07,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:46:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-09-24 15:46:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-09-24 15:46:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:07,856 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:46:07,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:46:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,889 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,889 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,889 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,889 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:46:07,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:07,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-09-24 15:46:07,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:07,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:46:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,942 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,942 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,942 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,942 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:07,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:07,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:07,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:07,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:46:07,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 15:46:07,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:46:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,955 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,956 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,956 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,956 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:07,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:46:07,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:07,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:07,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:46:07,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 15:46:07,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:46:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,965 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,966 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,966 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,966 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:07,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:07,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:07,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:07,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:46:07,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:07,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:46:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,973 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,973 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,974 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:07,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:07,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:07,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:07,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:46:07,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:07,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:46:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:07,987 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:07,987 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:07,988 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:07,988 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:07,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:07,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:07,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:46:07,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-24 15:46:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,012 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,012 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,012 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:08,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:08,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:46:08,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-24 15:46:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,033 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,034 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,034 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,034 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:46:08,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:08,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-09-24 15:46:08,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-24 15:46:08,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,064 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,065 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:46:08,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:08,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:08,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-24 15:46:08,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:08,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,085 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,086 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,086 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,086 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:46:08,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:08,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:46:08,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,104 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,104 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,105 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,105 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:46:08,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:08,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:08,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:46:08,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,122 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,122 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,122 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:46:08,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:08,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:08,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:46:08,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:46:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,138 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,139 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,139 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,139 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:08,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:08,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:08,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:08,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:46:08,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-24 15:46:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,148 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,148 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,148 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,148 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:08,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:08,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:08,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:08,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:08,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-09-24 15:46:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:08,154 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:08,154 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:08,154 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:08,154 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:08,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:08,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:08,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:08,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:08,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:08,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:08,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:08,195 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 15:46:08,196 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491449224] [2020-09-24 15:46:08,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:46:08,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-24 15:46:08,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572381762] [2020-09-24 15:46:08,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:46:08,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:46:08,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:46:08,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:46:08,198 INFO L87 Difference]: Start difference. First operand 669 states and 725 transitions. Second operand 8 states. [2020-09-24 15:46:08,812 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:46:09,480 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:46:12,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:46:12,439 INFO L93 Difference]: Finished difference Result 1889 states and 2252 transitions. [2020-09-24 15:46:12,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-24 15:46:12,439 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 206 [2020-09-24 15:46:12,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:46:12,446 INFO L225 Difference]: With dead ends: 1889 [2020-09-24 15:46:12,447 INFO L226 Difference]: Without dead ends: 1335 [2020-09-24 15:46:12,449 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 41 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2020-09-24 15:46:12,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1335 states. [2020-09-24 15:46:12,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1335 to 1103. [2020-09-24 15:46:12,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1103 states. [2020-09-24 15:46:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 1103 states and 1231 transitions. [2020-09-24 15:46:12,593 INFO L78 Accepts]: Start accepts. Automaton has 1103 states and 1231 transitions. Word has length 206 [2020-09-24 15:46:12,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:46:12,594 INFO L479 AbstractCegarLoop]: Abstraction has 1103 states and 1231 transitions. [2020-09-24 15:46:12,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:46:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1231 transitions. [2020-09-24 15:46:12,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-09-24 15:46:12,598 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:46:12,598 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:46:12,598 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-24 15:46:12,599 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:46:12,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:46:12,599 INFO L82 PathProgramCache]: Analyzing trace with hash -228699161, now seen corresponding path program 1 times [2020-09-24 15:46:12,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:46:12,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [60874492] [2020-09-24 15:46:12,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:46:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:12,692 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:12,693 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:12,693 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:12,693 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:12,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 258 [2020-09-24 15:46:12,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:12,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:46:12,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:12,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:46:12,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-09-24 15:46:12,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-09-24 15:46:12,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,016 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:46:13,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:46:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,024 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,024 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:46:13,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:46:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,061 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,061 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,061 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:13,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:46:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,065 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,065 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:13,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:13,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:46:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,076 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,076 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,076 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:13,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:46:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,080 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,081 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,081 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,081 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:13,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:13,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:46:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,094 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,094 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,094 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,094 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:13,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:13,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:46:13,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:46:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,112 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,113 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,113 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,113 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:13,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:13,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:46:13,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-24 15:46:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,134 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,134 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,134 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,134 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:13,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:13,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:46:13,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-09-24 15:46:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,158 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,158 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,159 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,159 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:46:13,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:13,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:13,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-09-24 15:46:13,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,168 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,169 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,169 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,169 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:46:13,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,176 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,176 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,176 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,176 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:46:13,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,183 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,183 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,183 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,184 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:46:13,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,189 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,189 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,189 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,190 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:46:13,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:46:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,194 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,195 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,195 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,195 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:13,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:13,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:13,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-09-24 15:46:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,202 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,202 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,202 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,203 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:13,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:13,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:46:13,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-09-24 15:46:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:13,208 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:13,209 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:13,209 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:13,209 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:13,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:13,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:13,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:13,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:13,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:13,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:13,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:46:13,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:13,258 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 15:46:13,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [60874492] [2020-09-24 15:46:13,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:46:13,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-24 15:46:13,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205266872] [2020-09-24 15:46:13,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:46:13,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:46:13,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:46:13,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:46:13,261 INFO L87 Difference]: Start difference. First operand 1103 states and 1231 transitions. Second operand 8 states. [2020-09-24 15:46:13,846 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:46:16,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:46:16,765 INFO L93 Difference]: Finished difference Result 2123 states and 2525 transitions. [2020-09-24 15:46:16,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-24 15:46:16,766 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 211 [2020-09-24 15:46:16,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:46:16,777 INFO L225 Difference]: With dead ends: 2123 [2020-09-24 15:46:16,777 INFO L226 Difference]: Without dead ends: 2120 [2020-09-24 15:46:16,779 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=186, Invalid=516, Unknown=0, NotChecked=0, Total=702 [2020-09-24 15:46:16,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2020-09-24 15:46:16,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 1778. [2020-09-24 15:46:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1778 states. [2020-09-24 15:46:16,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1778 states and 2007 transitions. [2020-09-24 15:46:16,999 INFO L78 Accepts]: Start accepts. Automaton has 1778 states and 2007 transitions. Word has length 211 [2020-09-24 15:46:17,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:46:17,000 INFO L479 AbstractCegarLoop]: Abstraction has 1778 states and 2007 transitions. [2020-09-24 15:46:17,000 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:46:17,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2007 transitions. [2020-09-24 15:46:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-09-24 15:46:17,005 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:46:17,006 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, 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, 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] [2020-09-24 15:46:17,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-24 15:46:17,007 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:46:17,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:46:17,007 INFO L82 PathProgramCache]: Analyzing trace with hash 760335658, now seen corresponding path program 1 times [2020-09-24 15:46:17,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:46:17,008 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446171200] [2020-09-24 15:46:17,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:46:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,091 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:46:17,091 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -110 [2020-09-24 15:46:17,092 FATAL L256 erpolLogProxyWrapper]: Difference in width: 110 [2020-09-24 15:46:17,092 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 367 [2020-09-24 15:46:17,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:46:17,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:46:17,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 215 [2020-09-24 15:46:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-09-24 15:46:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,441 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:46:17,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:46:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,449 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,449 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,449 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,450 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:46:17,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:17,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:46:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,481 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,481 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,481 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,482 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:17,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:46:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,485 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,485 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,486 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,486 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:17,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:46:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,489 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,490 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,490 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,490 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:17,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:46:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,495 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,495 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:17,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:46:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,511 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,512 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,512 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:17,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:46:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,524 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,524 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,525 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,525 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:17,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-24 15:46:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,539 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,540 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,540 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:17,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-24 15:46:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,567 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,567 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:46:17,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:17,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-09-24 15:46:17,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,606 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,606 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,607 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,607 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:46:17,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:17,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-09-24 15:46:17,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,628 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,629 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,629 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:46:17,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:46:17,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:17,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-24 15:46:17,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,650 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,650 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,650 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,651 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:46:17,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:46:17,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:17,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-09-24 15:46:17,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,659 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,659 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,659 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,659 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:46:17,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:17,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,666 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,666 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,666 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,667 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:46:17,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:17,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:46:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,679 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,679 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,679 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,680 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:17,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:17,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:46:17,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-24 15:46:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,690 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,690 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,690 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,690 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-24 15:46:17,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:17,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-09-24 15:46:17,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,697 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,697 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,698 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,698 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:17,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-24 15:46:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,703 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,703 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,703 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,703 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:17,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-24 15:46:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,717 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,718 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,718 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,718 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:46:17,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-09-24 15:46:17,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,730 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,730 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,731 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:46:17,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:17,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,746 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,746 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,747 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:46:17,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,754 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,754 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,754 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,755 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:46:17,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,760 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:46:17,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:46:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,766 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,766 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,766 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,766 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:17,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:17,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-09-24 15:46:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,777 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,778 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,778 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,778 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:17,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:17,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-09-24 15:46:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:17,782 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:17,782 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:17,782 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:17,783 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:17,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:17,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:17,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:17,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:17,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:17,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:17,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:17,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 31 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-09-24 15:46:17,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1446171200] [2020-09-24 15:46:17,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:46:17,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-24 15:46:17,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950791636] [2020-09-24 15:46:17,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:46:17,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:46:17,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:46:17,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:46:17,882 INFO L87 Difference]: Start difference. First operand 1778 states and 2007 transitions. Second operand 10 states. [2020-09-24 15:46:19,357 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:46:20,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:46:20,734 INFO L93 Difference]: Finished difference Result 3164 states and 3684 transitions. [2020-09-24 15:46:20,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-24 15:46:20,734 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 300 [2020-09-24 15:46:20,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:46:20,745 INFO L225 Difference]: With dead ends: 3164 [2020-09-24 15:46:20,745 INFO L226 Difference]: Without dead ends: 1694 [2020-09-24 15:46:20,750 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=191, Invalid=511, Unknown=0, NotChecked=0, Total=702 [2020-09-24 15:46:20,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1694 states. [2020-09-24 15:46:20,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1694 to 1473. [2020-09-24 15:46:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1473 states. [2020-09-24 15:46:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1473 states and 1647 transitions. [2020-09-24 15:46:20,951 INFO L78 Accepts]: Start accepts. Automaton has 1473 states and 1647 transitions. Word has length 300 [2020-09-24 15:46:20,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:46:20,952 INFO L479 AbstractCegarLoop]: Abstraction has 1473 states and 1647 transitions. [2020-09-24 15:46:20,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:46:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1647 transitions. [2020-09-24 15:46:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2020-09-24 15:46:20,958 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:46:20,961 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2020-09-24 15:46:20,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-24 15:46:20,962 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:46:20,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:46:20,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1669639486, now seen corresponding path program 1 times [2020-09-24 15:46:20,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:46:20,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [934525299] [2020-09-24 15:46:20,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:46:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,058 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:46:21,058 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -52 [2020-09-24 15:46:21,059 FATAL L256 erpolLogProxyWrapper]: Difference in width: 52 [2020-09-24 15:46:21,059 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 394 [2020-09-24 15:46:21,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 15:46:21,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:46:21,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 157 [2020-09-24 15:46:21,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-09-24 15:46:21,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,366 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:46:21,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:46:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,374 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,375 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,375 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,375 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:46:21,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:46:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,411 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,411 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,411 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,411 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:21,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:46:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,415 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:21,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:46:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,418 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,419 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,419 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,419 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:46:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,424 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,424 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,424 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,424 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:21,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:46:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,434 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,434 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,435 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,436 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:21,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:21,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:46:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,447 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,447 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,448 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,448 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:21,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 15:46:21,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-24 15:46:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,465 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,465 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,465 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,465 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:21,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:21,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:46:21,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-24 15:46:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,495 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,495 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-09-24 15:46:21,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:21,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-09-24 15:46:21,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,518 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,518 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,518 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,519 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-09-24 15:46:21,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,526 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,527 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,527 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,527 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 15:46:21,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,534 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,535 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,535 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,535 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:46:21,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,543 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,543 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:46:21,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,550 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,550 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,551 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,551 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:46:21,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:46:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,562 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,562 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,562 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,563 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:46:21,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:46:21,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-24 15:46:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,572 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,572 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,573 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,573 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-24 15:46:21,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,580 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,580 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,580 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,580 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-24 15:46:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,585 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,586 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,586 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,586 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-09-24 15:46:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,598 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,599 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,599 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,599 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:46:21,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:21,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:21,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:46:21,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-09-24 15:46:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,615 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,615 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,616 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,616 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-09-24 15:46:21,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 15:46:21,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-24 15:46:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-24 15:46:21,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-09-24 15:46:21,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,675 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,675 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,675 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,676 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:46:21,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:46:21,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 15:46:21,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-24 15:46:21,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:46:21,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:46:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,737 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:46:21,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:46:21,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:46:21,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-24 15:46:21,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-24 15:46:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,779 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,779 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,780 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,780 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-09-24 15:46:21,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:46:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-09-24 15:46:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,787 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,787 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,787 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,788 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 15:46:21,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:46:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,793 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,793 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,793 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,793 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-24 15:46:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,798 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,798 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,798 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,799 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-24 15:46:21,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:46:21,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:46:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,803 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,803 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,803 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,803 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:46:21,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:46:21,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2020-09-24 15:46:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,821 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,822 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:46:21,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:21,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2020-09-24 15:46:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:46:21,826 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:46:21,827 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:46:21,827 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:46:21,827 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:46:21,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:46:21,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:46:21,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:46:21,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:46:21,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:46:21,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:46:21,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:46:21,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:46:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-09-24 15:46:21,905 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [934525299] [2020-09-24 15:46:21,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:46:21,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-24 15:46:21,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418429899] [2020-09-24 15:46:21,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-24 15:46:21,907 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:46:21,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-24 15:46:21,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-24 15:46:21,907 INFO L87 Difference]: Start difference. First operand 1473 states and 1647 transitions. Second operand 17 states. [2020-09-24 15:46:22,521 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 189