/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_spec5_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:53:51,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:53:51,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:53:51,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:53:51,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:53:51,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:53:51,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:53:51,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:53:51,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:53:51,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:53:51,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:53:51,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:53:51,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:53:51,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:53:51,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:53:51,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:53:51,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:53:51,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:53:51,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:53:51,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:53:51,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:53:51,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:53:51,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:53:51,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:53:51,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:53:51,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:53:51,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:53:51,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:53:51,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:53:51,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:53:51,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:53:51,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:53:51,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:53:51,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:53:51,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:53:51,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:53:51,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:53:51,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:53:51,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:53:51,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:53:51,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:53:51,555 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 15:53:51,582 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:53:51,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:53:51,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:53:51,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:53:51,584 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:53:51,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:53:51,585 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 15:53:51,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:53:51,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 15:53:51,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:53:51,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:53:51,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:53:51,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:53:51,586 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 15:53:51,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:53:51,587 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:53:51,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:53:51,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:53:51,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:53:51,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:53:51,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:53:51,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:53:51,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:53:51,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:53:51,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:53:51,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:53:51,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:53:51,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:53:51,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:53:51,589 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 15:53:52,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:53:52,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:53:52,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:53:52,083 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:53:52,083 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:53:52,084 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2020-09-24 15:53:52,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a6c33bd3b/14c8ea1d38274372a6d8219caf040ec7/FLAGa6f03f8fc [2020-09-24 15:53:52,804 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:53:52,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2020-09-24 15:53:52,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a6c33bd3b/14c8ea1d38274372a6d8219caf040ec7/FLAGa6f03f8fc [2020-09-24 15:53:53,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a6c33bd3b/14c8ea1d38274372a6d8219caf040ec7 [2020-09-24 15:53:53,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:53:53,091 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:53:53,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:53:53,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:53:53,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:53:53,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@729acd32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53, skipping insertion in model container [2020-09-24 15:53:53,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:53:53,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:53:53,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:53:53,572 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:53:53,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:53:53,796 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:53:53,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53 WrapperNode [2020-09-24 15:53:53,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:53:53,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:53:53,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:53:53,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:53:53,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (1/1) ... [2020-09-24 15:53:53,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:53:53,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:53:53,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:53:53,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:53:53,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (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 15:53:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:53:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:53:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-24 15:53:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-24 15:53:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-24 15:53:54,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-24 15:53:54,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-24 15:53:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-24 15:53:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-24 15:53:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-24 15:53:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-24 15:53:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-24 15:53:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-24 15:53:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-24 15:53:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-24 15:53:54,044 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-09-24 15:53:54,044 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-24 15:53:54,044 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-24 15:53:54,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-24 15:53:54,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-24 15:53:54,045 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-24 15:53:54,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-24 15:53:54,045 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-24 15:53:54,046 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-24 15:53:54,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-24 15:53:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-24 15:53:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-24 15:53:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-24 15:53:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-24 15:53:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-24 15:53:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-24 15:53:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-24 15:53:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-24 15:53:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-24 15:53:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-24 15:53:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-24 15:53:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-24 15:53:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:53:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:53:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 15:53:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-24 15:53:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 15:53:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:53:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-24 15:53:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 15:53:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:53:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:53:54,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:53:54,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-24 15:53:54,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:53:54,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-24 15:53:54,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-24 15:53:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-24 15:53:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-24 15:53:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-24 15:53:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-24 15:53:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-24 15:53:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-24 15:53:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-24 15:53:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-24 15:53:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-24 15:53:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-24 15:53:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-24 15:53:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-24 15:53:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-24 15:53:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-24 15:53:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-24 15:53:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-24 15:53:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-24 15:53:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-24 15:53:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-24 15:53:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-24 15:53:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-24 15:53:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:53:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:53:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:53:55,408 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:53:55,408 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-24 15:53:55,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:53:55 BoogieIcfgContainer [2020-09-24 15:53:55,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:53:55,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:53:55,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:53:55,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:53:55,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:53:53" (1/3) ... [2020-09-24 15:53:55,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a003ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:53:55, skipping insertion in model container [2020-09-24 15:53:55,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:53:53" (2/3) ... [2020-09-24 15:53:55,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a003ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:53:55, skipping insertion in model container [2020-09-24 15:53:55,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:53:55" (3/3) ... [2020-09-24 15:53:55,426 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2020-09-24 15:53:55,437 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:53:55,449 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:53:55,471 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:53:55,502 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:53:55,503 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:53:55,503 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:53:55,503 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:53:55,503 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:53:55,503 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:53:55,504 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:53:55,504 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:53:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states. [2020-09-24 15:53:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-24 15:53:55,555 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:53:55,557 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-24 15:53:55,557 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:53:55,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:53:55,565 INFO L82 PathProgramCache]: Analyzing trace with hash 242208481, now seen corresponding path program 1 times [2020-09-24 15:53:55,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:53:55,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [217804129] [2020-09-24 15:53:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:53:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:55,965 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:55,965 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:55,965 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:55,966 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:55,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-09-24 15:53:55,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:55,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 15:53:55,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:55,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:55,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-09-24 15:53:55,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:55,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:53:56,533 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:53:56,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:53:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,555 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,555 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,555 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,556 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:53:56,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:53:56,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:53:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,654 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,654 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,654 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,655 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:53:56,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:53:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,660 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,660 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,660 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,661 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:53:56,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:53:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,666 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,666 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,666 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,667 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:56,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:53:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,673 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,673 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,673 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,673 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:53:56,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:53:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,689 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,689 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,689 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,690 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:53:56,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-24 15:53:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,697 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,697 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,697 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,698 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:53:56,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:53:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:53:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,705 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,705 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,705 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,706 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:56,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-24 15:53:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,712 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,712 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,713 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,713 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:56,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:53:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-24 15:53:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:56,719 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:56,719 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:56,719 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:56,720 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:56,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:56,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:56,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:56,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:53:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:56,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:56,756 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:53:56,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [217804129] [2020-09-24 15:53:56,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:53:56,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:53:56,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136475151] [2020-09-24 15:53:56,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:53:56,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:53:56,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:53:56,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:53:56,790 INFO L87 Difference]: Start difference. First operand 338 states. Second operand 4 states. [2020-09-24 15:53:58,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:53:58,264 INFO L93 Difference]: Finished difference Result 540 states and 636 transitions. [2020-09-24 15:53:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-24 15:53:58,270 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-24 15:53:58,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:53:58,301 INFO L225 Difference]: With dead ends: 540 [2020-09-24 15:53:58,302 INFO L226 Difference]: Without dead ends: 338 [2020-09-24 15:53:58,308 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 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 15:53:58,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2020-09-24 15:53:58,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 287. [2020-09-24 15:53:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2020-09-24 15:53:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 314 transitions. [2020-09-24 15:53:58,443 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 314 transitions. Word has length 160 [2020-09-24 15:53:58,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:53:58,444 INFO L479 AbstractCegarLoop]: Abstraction has 287 states and 314 transitions. [2020-09-24 15:53:58,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:53:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 314 transitions. [2020-09-24 15:53:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-24 15:53:58,450 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:53:58,450 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-24 15:53:58,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:53:58,451 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:53:58,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:53:58,452 INFO L82 PathProgramCache]: Analyzing trace with hash 424618484, now seen corresponding path program 1 times [2020-09-24 15:53:58,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:53:58,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1493219747] [2020-09-24 15:53:58,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:53:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:58,545 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:58,545 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:58,545 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:58,545 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:58,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-09-24 15:53:58,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:58,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:53:58,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:53:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-09-24 15:53:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:53:58,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:58,948 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:53:58,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:53:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:58,959 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:58,960 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:58,960 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:58,960 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:58,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:53:58,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:58,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:58,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:58,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:58,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:58,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:58,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:53:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,009 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,009 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,009 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,009 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:53:59,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:53:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,014 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,015 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,015 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:53:59,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:59,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:53:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,020 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,020 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,020 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,020 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:59,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:53:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,026 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,026 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,026 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,027 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:53:59,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:59,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:53:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,060 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,061 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,061 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:53:59,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:59,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 15:53:59,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:53:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,070 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,070 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:53:59,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:53:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:53:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,077 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,077 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,077 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:59,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:53:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-24 15:53:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,083 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,083 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,083 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,084 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:59,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:53:59,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-24 15:53:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:53:59,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:53:59,089 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:53:59,089 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:53:59,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:53:59,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:53:59,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:53:59,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:53:59,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:53:59,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:53:59,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:53:59,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:53:59,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:53:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:53:59,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1493219747] [2020-09-24 15:53:59,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:53:59,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-24 15:53:59,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538577922] [2020-09-24 15:53:59,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-24 15:53:59,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:53:59,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-24 15:53:59,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:53:59,122 INFO L87 Difference]: Start difference. First operand 287 states and 314 transitions. Second operand 5 states. [2020-09-24 15:53:59,855 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:01,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:01,068 INFO L93 Difference]: Finished difference Result 459 states and 520 transitions. [2020-09-24 15:54:01,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-24 15:54:01,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-24 15:54:01,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:01,075 INFO L225 Difference]: With dead ends: 459 [2020-09-24 15:54:01,075 INFO L226 Difference]: Without dead ends: 327 [2020-09-24 15:54:01,077 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 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 15:54:01,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-09-24 15:54:01,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 277. [2020-09-24 15:54:01,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-09-24 15:54:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 301 transitions. [2020-09-24 15:54:01,123 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 301 transitions. Word has length 161 [2020-09-24 15:54:01,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:01,124 INFO L479 AbstractCegarLoop]: Abstraction has 277 states and 301 transitions. [2020-09-24 15:54:01,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-24 15:54:01,124 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 301 transitions. [2020-09-24 15:54:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-24 15:54:01,127 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:01,127 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-24 15:54:01,128 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:54:01,128 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:01,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:01,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1558569605, now seen corresponding path program 1 times [2020-09-24 15:54:01,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:01,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [552503905] [2020-09-24 15:54:01,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,200 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:54:01,200 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -48 [2020-09-24 15:54:01,200 FATAL L256 erpolLogProxyWrapper]: Difference in width: 48 [2020-09-24 15:54:01,200 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-09-24 15:54:01,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:54:01,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:01,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 153 [2020-09-24 15:54:01,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-24 15:54:01,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,511 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:01,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,522 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,522 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,523 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,523 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:01,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,564 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,564 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,564 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,565 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:01,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,569 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,569 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,569 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,569 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:01,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,573 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,573 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,574 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,574 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:01,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,578 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,578 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,579 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,579 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:01,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,594 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,595 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,595 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,595 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:01,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:54:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,608 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,608 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,609 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,609 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:01,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:01,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:54:01,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:54:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,617 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,617 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,617 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,617 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:01,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:01,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-24 15:54:01,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,623 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,624 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,624 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,624 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:01,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:01,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-24 15:54:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,629 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,630 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,630 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,630 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:01,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:01,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-24 15:54:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:01,635 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:01,635 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:01,635 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:01,635 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:01,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:01,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:01,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:01,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:01,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:01,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:01,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:01,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:54:01,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [552503905] [2020-09-24 15:54:01,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:01,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-24 15:54:01,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7359287] [2020-09-24 15:54:01,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-24 15:54:01,690 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:01,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-24 15:54:01,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-24 15:54:01,690 INFO L87 Difference]: Start difference. First operand 277 states and 301 transitions. Second operand 6 states. [2020-09-24 15:54:02,403 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:04,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:04,343 INFO L93 Difference]: Finished difference Result 683 states and 793 transitions. [2020-09-24 15:54:04,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:54:04,344 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2020-09-24 15:54:04,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:04,349 INFO L225 Difference]: With dead ends: 683 [2020-09-24 15:54:04,349 INFO L226 Difference]: Without dead ends: 521 [2020-09-24 15:54:04,352 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:54:04,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2020-09-24 15:54:04,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 429. [2020-09-24 15:54:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2020-09-24 15:54:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 478 transitions. [2020-09-24 15:54:04,425 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 478 transitions. Word has length 174 [2020-09-24 15:54:04,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:04,426 INFO L479 AbstractCegarLoop]: Abstraction has 429 states and 478 transitions. [2020-09-24 15:54:04,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-24 15:54:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 478 transitions. [2020-09-24 15:54:04,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-24 15:54:04,430 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:04,430 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-24 15:54:04,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:54:04,431 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:04,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:04,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1499637602, now seen corresponding path program 1 times [2020-09-24 15:54:04,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:04,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1979211611] [2020-09-24 15:54:04,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:04,553 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:04,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:04,554 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:04,554 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:04,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-09-24 15:54:04,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:04,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-24 15:54:04,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:04,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-24 15:54:04,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-24 15:54:04,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-09-24 15:54:04,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:04,883 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:04,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:04,923 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:04,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:04,924 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:04,924 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:04,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:04,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:04,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:04,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:04,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-24 15:54:04,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:04,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:04,973 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:04,974 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:04,974 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:04,974 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:04,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:04,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:04,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:04,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:04,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:04,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:04,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:04,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:04,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:04,979 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:04,979 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:04,979 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:04,979 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:04,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:04,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:04,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:04,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:04,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:04,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:04,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:04,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:04,985 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:04,985 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:04,985 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:04,985 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:04,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:04,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:04,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:04,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:04,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:04,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:04,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:04,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:04,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:04,991 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:04,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:04,992 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:04,992 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:04,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:04,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:04,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:04,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:04,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:04,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:04,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:04,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:05,069 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:05,069 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:05,070 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:05,070 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:05,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:05,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:05,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:05,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:05,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:05,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:05,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:54:05,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-24 15:54:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:05,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:05,090 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:05,090 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:05,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:05,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:05,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:05,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:05,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:05,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:05,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:05,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:54:05,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-24 15:54:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:05,098 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:05,098 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:05,098 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:05,099 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:05,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:05,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:05,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:05,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:05,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:05,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:05,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-24 15:54:05,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:05,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:05,106 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:05,106 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:05,106 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:05,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:05,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:05,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:05,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:05,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:05,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-24 15:54:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:05,113 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:05,113 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:05,113 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:05,114 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:05,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:05,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:05,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:05,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:05,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:05,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:05,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:05,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-24 15:54:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:05,123 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:05,124 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:05,124 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:05,124 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:05,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:05,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:05,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:54:05,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:05,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:05,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:05,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:05,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:05,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-24 15:54:05,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1979211611] [2020-09-24 15:54:05,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:05,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:54:05,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736553508] [2020-09-24 15:54:05,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:54:05,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:05,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:54:05,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:54:05,204 INFO L87 Difference]: Start difference. First operand 429 states and 478 transitions. Second operand 10 states. [2020-09-24 15:54:05,705 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:06,681 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:54:07,032 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:54:08,275 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:08,566 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:54:08,923 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:09,487 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:54:09,807 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:54:10,120 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:54:10,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:10,633 INFO L93 Difference]: Finished difference Result 1044 states and 1243 transitions. [2020-09-24 15:54:10,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-24 15:54:10,640 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-24 15:54:10,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:10,648 INFO L225 Difference]: With dead ends: 1044 [2020-09-24 15:54:10,648 INFO L226 Difference]: Without dead ends: 730 [2020-09-24 15:54:10,651 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-24 15:54:10,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2020-09-24 15:54:10,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 643. [2020-09-24 15:54:10,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 643 states. [2020-09-24 15:54:10,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 720 transitions. [2020-09-24 15:54:10,766 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 720 transitions. Word has length 179 [2020-09-24 15:54:10,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:10,767 INFO L479 AbstractCegarLoop]: Abstraction has 643 states and 720 transitions. [2020-09-24 15:54:10,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:54:10,767 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 720 transitions. [2020-09-24 15:54:10,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-09-24 15:54:10,771 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:10,771 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:54:10,772 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:54:10,772 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:10,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:10,772 INFO L82 PathProgramCache]: Analyzing trace with hash 1825094604, now seen corresponding path program 1 times [2020-09-24 15:54:10,773 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:10,773 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1209201787] [2020-09-24 15:54:10,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:10,845 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:10,845 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:10,845 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:10,846 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:10,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-09-24 15:54:10,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:10,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:54:10,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:10,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:54:10,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 206 [2020-09-24 15:54:10,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:54:10,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:11,247 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:11,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,258 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,259 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,259 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,259 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:11,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,295 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,295 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,296 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,296 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:11,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,300 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,300 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,301 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,301 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:11,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,305 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,305 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,305 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,306 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:11,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,310 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,311 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,311 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,311 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:11,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,325 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,325 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,325 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,325 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:11,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:54:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,337 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,337 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,338 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,338 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:11,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:54:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,343 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,343 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,344 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:11,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,350 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,350 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,350 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,351 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:11,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-24 15:54:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,376 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,376 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,376 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,377 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:54:11,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:54:11,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:54:11,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-09-24 15:54:11,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:54:11,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,399 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,399 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,400 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,400 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:54:11,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:54:11,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:54:11,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-24 15:54:11,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:54:11,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,443 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,443 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,444 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:54:11,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:54:11,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-24 15:54:11,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:54:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,506 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,507 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,507 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,507 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:54:11,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:11,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:54:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,517 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,517 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,517 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:54:11,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:54:11,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,525 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,525 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,525 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,525 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:11,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:11,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,532 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,533 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,533 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,534 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:11,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:11,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:11,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:54:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,542 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,542 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,543 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:11,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:54:11,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-24 15:54:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,553 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,554 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,554 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:11,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:11,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-24 15:54:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:11,558 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:11,558 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:11,559 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:11,559 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:11,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:11,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:11,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:11,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:11,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:11,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:11,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:11,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:11,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:54:11,616 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1209201787] [2020-09-24 15:54:11,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:11,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-24 15:54:11,617 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33940516] [2020-09-24 15:54:11,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-24 15:54:11,618 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:11,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-24 15:54:11,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:54:11,619 INFO L87 Difference]: Start difference. First operand 643 states and 720 transitions. Second operand 11 states. [2020-09-24 15:54:13,230 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-24 15:54:13,566 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:54:13,885 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-24 15:54:14,189 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:14,503 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:54:14,792 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:16,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:16,153 INFO L93 Difference]: Finished difference Result 1360 states and 1640 transitions. [2020-09-24 15:54:16,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-24 15:54:16,153 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 234 [2020-09-24 15:54:16,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:16,159 INFO L225 Difference]: With dead ends: 1360 [2020-09-24 15:54:16,159 INFO L226 Difference]: Without dead ends: 832 [2020-09-24 15:54:16,161 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-24 15:54:16,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2020-09-24 15:54:16,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 662. [2020-09-24 15:54:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-09-24 15:54:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 740 transitions. [2020-09-24 15:54:16,288 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 740 transitions. Word has length 234 [2020-09-24 15:54:16,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:16,289 INFO L479 AbstractCegarLoop]: Abstraction has 662 states and 740 transitions. [2020-09-24 15:54:16,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-24 15:54:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 740 transitions. [2020-09-24 15:54:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-09-24 15:54:16,299 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:16,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:54:16,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:54:16,300 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:16,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:16,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1802126292, now seen corresponding path program 1 times [2020-09-24 15:54:16,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:16,302 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1198560276] [2020-09-24 15:54:16,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,406 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:54:16,406 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -93 [2020-09-24 15:54:16,407 FATAL L256 erpolLogProxyWrapper]: Difference in width: 93 [2020-09-24 15:54:16,407 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-09-24 15:54:16,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 15:54:16,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:16,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 198 [2020-09-24 15:54:16,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:54:16,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:16,784 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:16,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,797 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,798 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,798 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,798 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:16,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:16,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:16,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,839 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,839 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,839 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,839 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:16,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:16,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,843 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,843 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,843 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,843 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:16,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:16,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,847 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,847 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,847 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,847 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:16,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:16,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,852 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,852 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,852 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,852 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:16,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:16,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,864 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:16,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:16,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:54:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,877 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,877 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,877 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,878 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:16,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:16,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:54:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,883 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,883 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,884 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,884 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:16,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:16,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,888 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,889 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,889 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,889 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:16,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:16,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:16,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:16,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-24 15:54:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,912 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,913 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,913 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,913 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:54:16,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:16,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-24 15:54:16,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:54:16,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,936 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,936 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,937 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,937 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:54:16,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:16,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:16,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:54:16,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:54:16,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,950 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,951 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,951 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,951 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:54:16,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:16,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:16,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-24 15:54:16,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 15:54:16,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:16,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:54:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:16,978 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:16,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:16,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:16,979 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:16,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:54:16,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:16,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:16,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:16,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:54:16,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:16,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:16,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:17,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:54:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:17,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:17,007 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:17,007 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:17,008 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:17,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:54:17,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:17,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:17,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-09-24 15:54:17,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:17,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:17,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:17,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:17,015 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:17,015 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:17,015 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:17,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:17,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:17,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:17,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:17,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:17,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:17,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:17,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:17,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:17,022 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:17,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:17,023 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:17,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:17,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:17,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:17,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:17,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:17,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:17,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:17,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:17,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:17,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:54:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:17,030 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:17,030 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:17,030 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:17,030 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:17,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:17,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:17,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:17,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:17,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:17,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:17,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:17,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:17,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-24 15:54:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:17,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:17,041 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:17,041 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:17,041 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:17,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:17,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:17,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:17,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:17,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-24 15:54:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:17,048 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:17,048 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:17,048 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:17,049 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:17,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:17,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:17,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:17,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:17,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:17,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:54:17,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1198560276] [2020-09-24 15:54:17,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:17,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:54:17,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737061805] [2020-09-24 15:54:17,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:54:17,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:17,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:54:17,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:54:17,101 INFO L87 Difference]: Start difference. First operand 662 states and 740 transitions. Second operand 10 states. [2020-09-24 15:54:18,489 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:18,761 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:54:19,098 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:19,441 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:54:19,756 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:21,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:21,128 INFO L93 Difference]: Finished difference Result 1397 states and 1678 transitions. [2020-09-24 15:54:21,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-24 15:54:21,129 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 234 [2020-09-24 15:54:21,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:21,135 INFO L225 Difference]: With dead ends: 1397 [2020-09-24 15:54:21,135 INFO L226 Difference]: Without dead ends: 850 [2020-09-24 15:54:21,138 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 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 15:54:21,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2020-09-24 15:54:21,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 674. [2020-09-24 15:54:21,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2020-09-24 15:54:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 752 transitions. [2020-09-24 15:54:21,276 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 752 transitions. Word has length 234 [2020-09-24 15:54:21,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:21,277 INFO L479 AbstractCegarLoop]: Abstraction has 674 states and 752 transitions. [2020-09-24 15:54:21,277 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:54:21,277 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 752 transitions. [2020-09-24 15:54:21,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-09-24 15:54:21,282 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:21,282 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:54:21,282 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:54:21,282 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:21,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:21,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1075021015, now seen corresponding path program 1 times [2020-09-24 15:54:21,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:21,284 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1342483969] [2020-09-24 15:54:21,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,382 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,382 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,382 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,382 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-09-24 15:54:21,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-24 15:54:21,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-24 15:54:21,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-24 15:54:21,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-09-24 15:54:21,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,727 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:21,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,770 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,770 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,770 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,771 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:21,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:21,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-24 15:54:21,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:21,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,829 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,830 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,830 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,830 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:21,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:21,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:21,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,843 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,843 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,844 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,844 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:21,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-24 15:54:21,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:21,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:21,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,851 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,851 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,852 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:21,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:21,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:21,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,860 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,860 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,860 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,861 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:21,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:21,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:21,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,878 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,879 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,879 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,879 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:21,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:21,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:54:21,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-24 15:54:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,894 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,894 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,894 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,894 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:21,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:21,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:54:21,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:54:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,901 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,901 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,901 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,902 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:21,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:21,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-24 15:54:21,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,907 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,907 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,907 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,908 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:21,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:21,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:21,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-24 15:54:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,933 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,933 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,934 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,934 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:54:21,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:21,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-24 15:54:21,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-24 15:54:21,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:21,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,958 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,959 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,959 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,959 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:54:21,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:21,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-24 15:54:21,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:21,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:21,984 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:21,984 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:21,985 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:21,985 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:21,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:54:21,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:21,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:21,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:21,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:21,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:21,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:54:21,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:22,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:54:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,006 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,006 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,006 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,006 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:54:22,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:22,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:22,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:22,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:54:22,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:22,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:54:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,027 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,027 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,027 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:54:22,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:22,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:22,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:22,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-24 15:54:22,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:22,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,034 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,035 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,035 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,035 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:22,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:22,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:22,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:22,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,041 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,042 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:22,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:22,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:22,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:22,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:54:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,048 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,048 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,048 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,048 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:22,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:22,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:22,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:22,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:22,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:22,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-24 15:54:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,057 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,057 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,058 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:22,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:22,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:22,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:22,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:22,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-24 15:54:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:22,062 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:22,062 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:22,062 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:22,062 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:22,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:22,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:22,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:22,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:22,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:22,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:54:22,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1342483969] [2020-09-24 15:54:22,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:22,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-24 15:54:22,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826068908] [2020-09-24 15:54:22,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:54:22,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:22,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:54:22,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:54:22,122 INFO L87 Difference]: Start difference. First operand 674 states and 752 transitions. Second operand 8 states. [2020-09-24 15:54:22,630 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:23,375 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:26,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:26,653 INFO L93 Difference]: Finished difference Result 2037 states and 2485 transitions. [2020-09-24 15:54:26,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-24 15:54:26,654 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 234 [2020-09-24 15:54:26,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:26,664 INFO L225 Difference]: With dead ends: 2037 [2020-09-24 15:54:26,664 INFO L226 Difference]: Without dead ends: 1478 [2020-09-24 15:54:26,667 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 51 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=163, Invalid=487, Unknown=0, NotChecked=0, Total=650 [2020-09-24 15:54:26,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2020-09-24 15:54:26,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1231. [2020-09-24 15:54:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1231 states. [2020-09-24 15:54:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1399 transitions. [2020-09-24 15:54:26,811 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1399 transitions. Word has length 234 [2020-09-24 15:54:26,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:26,812 INFO L479 AbstractCegarLoop]: Abstraction has 1231 states and 1399 transitions. [2020-09-24 15:54:26,812 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:54:26,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1399 transitions. [2020-09-24 15:54:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-24 15:54:26,817 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:26,817 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2020-09-24 15:54:26,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:54:26,817 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:26,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:26,818 INFO L82 PathProgramCache]: Analyzing trace with hash 1371063584, now seen corresponding path program 1 times [2020-09-24 15:54:26,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:26,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1955222127] [2020-09-24 15:54:26,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:26,975 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:54:26,976 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -58 [2020-09-24 15:54:26,976 FATAL L256 erpolLogProxyWrapper]: Difference in width: 58 [2020-09-24 15:54:26,976 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:26,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 294 [2020-09-24 15:54:26,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:26,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-09-24 15:54:26,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-24 15:54:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-24 15:54:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 197 [2020-09-24 15:54:26,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,455 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:27,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,495 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,495 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,495 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,496 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:27,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-24 15:54:27,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:27,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,567 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,567 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,568 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:27,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:54:27,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:27,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:27,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,575 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,575 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,576 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,576 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:27,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,582 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,582 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,583 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,583 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:27,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:27,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,590 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,590 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,590 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,591 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:27,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 15:54:27,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,610 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,611 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,611 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,611 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:27,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:54:27,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:54:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,632 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:54:27,633 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,633 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,633 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:27,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-24 15:54:27,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 15:54:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-24 15:54:27,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:54:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,709 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,710 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,710 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,710 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:27,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:54:27,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-24 15:54:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,720 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,721 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,721 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,721 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:27,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-24 15:54:27,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,726 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,727 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,727 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,727 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:27,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:27,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-24 15:54:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,765 FATAL L256 erpolLogProxyWrapper]: Difference in size: 1 [2020-09-24 15:54:27,765 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,765 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,765 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:54:27,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:27,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-24 15:54:27,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,777 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,777 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,777 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,778 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:54:27,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,789 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,789 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,789 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,789 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:54:27,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:27,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:54:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,795 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,796 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,796 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,796 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:54:27,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:54:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,802 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,802 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,802 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,803 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:54:27,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:27,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,810 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,810 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,811 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,811 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:27,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,817 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,817 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,818 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:27,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:54:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,829 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,829 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,829 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,829 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:27,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-24 15:54:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,846 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,846 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,846 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,846 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:27,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 15:54:27,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 15:54:27,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:27,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:27,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-24 15:54:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:27,905 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:27,905 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:27,906 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:27,906 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:27,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:27,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:27,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:27,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:27,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:27,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:27,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-24 15:54:27,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1955222127] [2020-09-24 15:54:27,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:27,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-24 15:54:27,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184098960] [2020-09-24 15:54:27,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-24 15:54:27,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:27,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-24 15:54:27,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:54:27,948 INFO L87 Difference]: Start difference. First operand 1231 states and 1399 transitions. Second operand 15 states. [2020-09-24 15:54:28,567 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:29,446 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:30,962 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-24 15:54:31,605 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-24 15:54:31,975 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:54:32,326 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:54:32,727 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-24 15:54:33,062 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-24 15:54:35,754 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-24 15:54:36,259 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-24 15:54:36,991 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-24 15:54:37,422 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:38,834 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-24 15:54:39,445 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-24 15:54:40,074 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-24 15:54:41,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:41,164 INFO L93 Difference]: Finished difference Result 4018 states and 4889 transitions. [2020-09-24 15:54:41,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-24 15:54:41,165 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 239 [2020-09-24 15:54:41,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:41,181 INFO L225 Difference]: With dead ends: 4018 [2020-09-24 15:54:41,182 INFO L226 Difference]: Without dead ends: 3117 [2020-09-24 15:54:41,187 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1217 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=833, Invalid=3199, Unknown=0, NotChecked=0, Total=4032 [2020-09-24 15:54:41,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states. [2020-09-24 15:54:41,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 2462. [2020-09-24 15:54:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2462 states. [2020-09-24 15:54:41,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2462 states and 2779 transitions. [2020-09-24 15:54:41,550 INFO L78 Accepts]: Start accepts. Automaton has 2462 states and 2779 transitions. Word has length 239 [2020-09-24 15:54:41,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:41,551 INFO L479 AbstractCegarLoop]: Abstraction has 2462 states and 2779 transitions. [2020-09-24 15:54:41,551 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-24 15:54:41,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 2779 transitions. [2020-09-24 15:54:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-09-24 15:54:41,557 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:41,558 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:41,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-24 15:54:41,558 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:41,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:41,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1178859708, now seen corresponding path program 1 times [2020-09-24 15:54:41,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:41,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184752537] [2020-09-24 15:54:41,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,625 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,625 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,625 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,625 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 366 [2020-09-24 15:54:41,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:41,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:41,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 165 [2020-09-24 15:54:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-24 15:54:41,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,900 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:41,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,909 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,909 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,909 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,910 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:41,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:41,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,942 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,942 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,942 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,942 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:41,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:41,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,946 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,946 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,946 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,946 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:41,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:41,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,950 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,950 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,950 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,950 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:41,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:41,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,954 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,954 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,955 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,955 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:41,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:41,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,968 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,968 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,968 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,968 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:41,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:41,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:54:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,979 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,980 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,980 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,980 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:41,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:41,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:41,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:41,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:41,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:41,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:41,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-24 15:54:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:41,998 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:41,998 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:41,999 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:41,999 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:41,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:41,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:41,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-24 15:54:42,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-24 15:54:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,031 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,031 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,031 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,032 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-09-24 15:54:42,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:42,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-24 15:54:42,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-09-24 15:54:42,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:42,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,059 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,059 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,060 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,060 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:42,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:42,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,066 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,066 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,066 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,066 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:42,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:42,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-24 15:54:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,096 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,096 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,097 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,097 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:54:42,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:42,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-24 15:54:42,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:42,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,108 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,109 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,109 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,109 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:54:42,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:42,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,119 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,119 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,119 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,119 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:54:42,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:54:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,125 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,125 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,125 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,125 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:54:42,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:54:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,130 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,131 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,131 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,131 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:54:42,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,137 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,137 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,137 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,137 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:42,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,142 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,142 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,142 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,143 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:42,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:54:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,148 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,148 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,148 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,148 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:42,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-24 15:54:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,158 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,159 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,159 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,159 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:54:42,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:42,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-24 15:54:42,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,164 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,164 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,164 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,165 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:42,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:42,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-24 15:54:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,175 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,175 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,175 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,176 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:42,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:42,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-24 15:54:42,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,180 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,180 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,180 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,180 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:42,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:42,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-09-24 15:54:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,185 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,186 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:42,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:42,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 15:54:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2020-09-24 15:54:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,190 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,190 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,190 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,190 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:42,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:42,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2020-09-24 15:54:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:42,195 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:42,195 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:42,195 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:42,195 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:42,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:42,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:42,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:42,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:42,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:42,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 15:54:42,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:42,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:42,277 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-09-24 15:54:42,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [184752537] [2020-09-24 15:54:42,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:54:42,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:54:42,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503111289] [2020-09-24 15:54:42,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:54:42,279 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:42,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:54:42,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:54:42,280 INFO L87 Difference]: Start difference. First operand 2462 states and 2779 transitions. Second operand 10 states. [2020-09-24 15:54:42,828 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-24 15:54:43,788 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-24 15:54:46,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:54:46,432 INFO L93 Difference]: Finished difference Result 4190 states and 4792 transitions. [2020-09-24 15:54:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-24 15:54:46,432 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 299 [2020-09-24 15:54:46,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:54:46,442 INFO L225 Difference]: With dead ends: 4190 [2020-09-24 15:54:46,442 INFO L226 Difference]: Without dead ends: 1843 [2020-09-24 15:54:46,449 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=243, Invalid=813, Unknown=0, NotChecked=0, Total=1056 [2020-09-24 15:54:46,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1843 states. [2020-09-24 15:54:46,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1843 to 1669. [2020-09-24 15:54:46,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2020-09-24 15:54:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 1858 transitions. [2020-09-24 15:54:46,670 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 1858 transitions. Word has length 299 [2020-09-24 15:54:46,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:54:46,671 INFO L479 AbstractCegarLoop]: Abstraction has 1669 states and 1858 transitions. [2020-09-24 15:54:46,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:54:46,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1858 transitions. [2020-09-24 15:54:46,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-09-24 15:54:46,675 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:54:46,676 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, 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] [2020-09-24 15:54:46,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-24 15:54:46,676 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:54:46,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:54:46,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1120150761, now seen corresponding path program 1 times [2020-09-24 15:54:46,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:54:46,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1732308991] [2020-09-24 15:54:46,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:54:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:46,774 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-24 15:54:46,774 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -146 [2020-09-24 15:54:46,775 FATAL L256 erpolLogProxyWrapper]: Difference in width: 146 [2020-09-24 15:54:46,775 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:46,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 404 [2020-09-24 15:54:46,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:46,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 15:54:46,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 15:54:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 251 [2020-09-24 15:54:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-09-24 15:54:46,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:47,083 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-24 15:54:47,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,092 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,092 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,092 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,093 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-24 15:54:47,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-24 15:54:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,128 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,129 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,129 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,129 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:47,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:47,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-24 15:54:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,133 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,133 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,133 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:47,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-24 15:54:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,137 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,137 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,137 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,137 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:47,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:54:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,141 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,141 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,142 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:47,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:47,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-24 15:54:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,153 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,153 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,153 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,153 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:47,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-24 15:54:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,166 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,166 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,166 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,166 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:47,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-24 15:54:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,180 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,180 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,180 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,181 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:47,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-24 15:54:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,208 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,209 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,209 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,209 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-09-24 15:54:47,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-09-24 15:54:47,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,232 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,232 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,232 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,232 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:47,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,237 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,237 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,237 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,237 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-24 15:54:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,261 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,261 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,261 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,262 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-09-24 15:54:47,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-24 15:54:47,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,278 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,278 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,278 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,278 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-09-24 15:54:47,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-09-24 15:54:47,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,289 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,289 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,289 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,289 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-24 15:54:47,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:54:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,295 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,295 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,295 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,296 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 15:54:47,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-24 15:54:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,305 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,305 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,305 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,305 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-09-24 15:54:47,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-24 15:54:47,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,315 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,316 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,316 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:47,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:47,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,322 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,322 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 15:54:47,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-24 15:54:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,328 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,328 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,329 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:47,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-24 15:54:47,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-24 15:54:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,339 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,339 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,340 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,340 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 15:54:47,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-24 15:54:47,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,345 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,345 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-24 15:54:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,356 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,357 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 15:54:47,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-24 15:54:47,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-24 15:54:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,373 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,374 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,374 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,374 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-24 15:54:47,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:54:47,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-24 15:54:47,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-24 15:54:47,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:54:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,437 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-24 15:54:47,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-24 15:54:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:54:47,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2020-09-24 15:54:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,473 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,473 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,473 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,473 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 15:54:47,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 15:54:47,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-09-24 15:54:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,491 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,491 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,492 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,492 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 15:54:47,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 15:54:47,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-24 15:54:47,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,501 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,501 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,501 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,501 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 15:54:47,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:54:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,506 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,506 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,506 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,507 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-24 15:54:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,511 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,512 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,512 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,512 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-24 15:54:47,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-24 15:54:47,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:54:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,519 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,519 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,519 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,520 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 15:54:47,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-24 15:54:47,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 15:54:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 15:54:47,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2020-09-24 15:54:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,525 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,526 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,526 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,526 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-24 15:54:47,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:47,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2020-09-24 15:54:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:54:47,539 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-24 15:54:47,539 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-24 15:54:47,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-24 15:54:47,540 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-24 15:54:47,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 15:54:47,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 15:54:47,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 15:54:47,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-24 15:54:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 15:54:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 15:54:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 15:54:47,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 15:54:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-09-24 15:54:47,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1732308991] [2020-09-24 15:54:47,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:54:47,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-09-24 15:54:47,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130692488] [2020-09-24 15:54:47,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-24 15:54:47,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:54:47,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-24 15:54:47,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-09-24 15:54:47,695 INFO L87 Difference]: Start difference. First operand 1669 states and 1858 transitions. Second operand 15 states. [2020-09-24 15:54:49,077 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 196