/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:56:48,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:56:48,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:56:48,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:56:48,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:56:48,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:56:48,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:56:48,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:56:48,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:56:48,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:56:48,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:56:48,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:56:48,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:56:48,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:56:48,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:56:48,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:56:48,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:56:48,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:56:48,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:56:48,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:56:48,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:56:48,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:56:48,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:56:48,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:56:48,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:56:48,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:56:48,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:56:48,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:56:48,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:56:48,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:56:48,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:56:48,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:56:48,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:56:48,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:56:48,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:56:48,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:56:48,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:56:48,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:56:48,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:56:48,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:56:48,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:56:48,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:56:48,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:56:48,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:56:48,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:56:48,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:56:48,270 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:56:48,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:56:48,271 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:56:48,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:56:48,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:56:48,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:56:48,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:56:48,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:56:48,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:56:48,272 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:56:48,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:56:48,273 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:56:48,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:56:48,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:56:48,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:56:48,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:56:48,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:56:48,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:56:48,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:56:48,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:56:48,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:56:48,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:56:48,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:56:48,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:56:48,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:56:48,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:56:48,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:56:48,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:56:48,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:56:48,804 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:56:48,804 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:56:48,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2020-10-28 16:56:48,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f63ade3b7/3b145fbcdc8d4c78aacc2fdc1fca406e/FLAG1066869b6 [2020-10-28 16:56:49,608 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:56:49,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2020-10-28 16:56:49,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f63ade3b7/3b145fbcdc8d4c78aacc2fdc1fca406e/FLAG1066869b6 [2020-10-28 16:56:49,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f63ade3b7/3b145fbcdc8d4c78aacc2fdc1fca406e [2020-10-28 16:56:49,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:56:49,901 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:56:49,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:56:49,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:56:49,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:56:49,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:56:49" (1/1) ... [2020-10-28 16:56:49,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7038f343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:49, skipping insertion in model container [2020-10-28 16:56:49,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:56:49" (1/1) ... [2020-10-28 16:56:49,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:56:49,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:56:50,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:56:50,414 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:56:50,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:56:50,626 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:56:50,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50 WrapperNode [2020-10-28 16:56:50,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:56:50,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:56:50,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:56:50,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:56:50,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... [2020-10-28 16:56:50,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:56:50,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:56:50,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:56:50,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:56:50,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:56:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:56:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:56:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:56:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:56:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:56:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:56:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:56:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:56:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:56:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:56:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:56:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:56:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:56:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:56:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:56:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:56:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:56:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:56:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:56:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:56:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:56:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:56:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:56:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:56:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:56:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:56:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:56:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:56:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:56:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:56:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:56:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:56:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:56:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:56:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:56:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:56:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:56:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:56:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:56:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:56:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:56:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:56:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:56:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:56:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:56:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:56:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:56:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:56:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:56:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:56:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:56:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:56:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:56:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:56:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:56:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:56:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:56:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:56:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:56:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:56:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:56:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:56:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:56:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:56:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:56:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:56:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:56:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:56:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:56:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:56:52,015 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:56:52,016 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:56:52,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:56:52 BoogieIcfgContainer [2020-10-28 16:56:52,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:56:52,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:56:52,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:56:52,024 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:56:52,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:56:49" (1/3) ... [2020-10-28 16:56:52,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d6f5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:56:52, skipping insertion in model container [2020-10-28 16:56:52,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:50" (2/3) ... [2020-10-28 16:56:52,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d6f5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:56:52, skipping insertion in model container [2020-10-28 16:56:52,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:56:52" (3/3) ... [2020-10-28 16:56:52,027 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2020-10-28 16:56:52,040 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:56:52,046 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:56:52,061 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:56:52,090 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:56:52,091 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:56:52,091 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:56:52,091 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:56:52,091 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:56:52,091 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:56:52,091 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:56:52,092 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:56:52,115 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-28 16:56:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:56:52,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:52,133 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:52,133 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:52,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:52,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1834607026, now seen corresponding path program 1 times [2020-10-28 16:56:52,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:52,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [16317308] [2020-10-28 16:56:52,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:52,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:52,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:52,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:55,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:55,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:56:55,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:56:55,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3030 [2020-10-28 16:56:55,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:55,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:55,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:56:55,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:55,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 15 [2020-10-28 16:56:55,930 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:55,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:55,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:56,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 16:56:56,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:56,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:56,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:56,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:56,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:56,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:56,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:56,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:56,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:56,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:56,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:56:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:56,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:56,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:56,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:56:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:56,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:56,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:56,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:56:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:56,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:56,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:56,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:56,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:56,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:56,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:56,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:56,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:56:56,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [16317308] [2020-10-28 16:56:56,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:56:56,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:56:56,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730219895] [2020-10-28 16:56:56,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:56:56,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:56,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:56:56,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:56:56,127 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 3 states. [2020-10-28 16:56:57,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:57,697 INFO L93 Difference]: Finished difference Result 362 states and 471 transitions. [2020-10-28 16:56:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:56:57,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-28 16:56:57,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:57,715 INFO L225 Difference]: With dead ends: 362 [2020-10-28 16:56:57,715 INFO L226 Difference]: Without dead ends: 193 [2020-10-28 16:56:57,720 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:56:57,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-10-28 16:56:57,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 157. [2020-10-28 16:56:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-28 16:56:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 187 transitions. [2020-10-28 16:56:57,836 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 187 transitions. Word has length 53 [2020-10-28 16:56:57,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:57,836 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 187 transitions. [2020-10-28 16:56:57,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:56:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 187 transitions. [2020-10-28 16:56:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-28 16:56:57,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:57,841 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:57,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:56:57,841 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:57,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:57,842 INFO L82 PathProgramCache]: Analyzing trace with hash 945298924, now seen corresponding path program 1 times [2020-10-28 16:56:57,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:57,842 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972728237] [2020-10-28 16:56:57,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:57,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:57,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-28 16:57:00,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:57:00,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2526 [2020-10-28 16:57:00,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 16:57:00,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,793 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:00,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:00,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-28 16:57:00,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:00,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:00,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:00,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:00,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:00,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:00,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:00,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:00,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:00,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:00,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:00,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:00,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:00,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:00,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:00,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:00,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:00,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:00,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:00,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:57:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:00,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:00,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:00,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:00,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:57:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:00,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:00,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:00,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:57:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:00,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:00,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:00,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:00,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:00,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:00,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:00,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:00,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:00,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972728237] [2020-10-28 16:57:00,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:00,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:57:00,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453519786] [2020-10-28 16:57:00,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:57:00,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:00,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:57:00,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:57:00,969 INFO L87 Difference]: Start difference. First operand 157 states and 187 transitions. Second operand 4 states. [2020-10-28 16:57:01,444 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:02,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:02,773 INFO L93 Difference]: Finished difference Result 326 states and 411 transitions. [2020-10-28 16:57:02,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:57:02,774 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-28 16:57:02,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:02,781 INFO L225 Difference]: With dead ends: 326 [2020-10-28 16:57:02,782 INFO L226 Difference]: Without dead ends: 193 [2020-10-28 16:57:02,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:57:02,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-10-28 16:57:02,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 157. [2020-10-28 16:57:02,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-28 16:57:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 186 transitions. [2020-10-28 16:57:02,884 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 186 transitions. Word has length 54 [2020-10-28 16:57:02,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:02,885 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 186 transitions. [2020-10-28 16:57:02,885 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:57:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 186 transitions. [2020-10-28 16:57:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-28 16:57:02,894 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:02,894 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:02,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:57:02,895 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:02,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:02,895 INFO L82 PathProgramCache]: Analyzing trace with hash -131779069, now seen corresponding path program 1 times [2020-10-28 16:57:02,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:02,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [922134091] [2020-10-28 16:57:02,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:02,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:02,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:07,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 16:57:07,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:57:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:57:07,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:07,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:07,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:07,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:57:07,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:57:07,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,323 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:08,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:08,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:57:08,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:08,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:08,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:08,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:08,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:08,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:08,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:08,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:08,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 16:57:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:57:08,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:57:08,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:57:08,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 16:57:08,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:57:08,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:08,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:57:08,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:57:08,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:08,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:08,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:08,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:08,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:08,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:57:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:08,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:08,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 16:57:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:08,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:08,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:08,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 16:57:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:08,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:08,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:08,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:08,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:08,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:08,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:08,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:08,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:08,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:08,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:08,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [922134091] [2020-10-28 16:57:08,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:08,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:57:08,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713586317] [2020-10-28 16:57:08,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:57:08,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:08,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:57:08,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:57:08,483 INFO L87 Difference]: Start difference. First operand 157 states and 186 transitions. Second operand 5 states. [2020-10-28 16:57:09,080 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:10,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:10,609 INFO L93 Difference]: Finished difference Result 307 states and 383 transitions. [2020-10-28 16:57:10,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:57:10,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2020-10-28 16:57:10,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:10,614 INFO L225 Difference]: With dead ends: 307 [2020-10-28 16:57:10,614 INFO L226 Difference]: Without dead ends: 192 [2020-10-28 16:57:10,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:57:10,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-10-28 16:57:10,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 148. [2020-10-28 16:57:10,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-28 16:57:10,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 174 transitions. [2020-10-28 16:57:10,674 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 174 transitions. Word has length 72 [2020-10-28 16:57:10,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:10,675 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 174 transitions. [2020-10-28 16:57:10,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:57:10,675 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions. [2020-10-28 16:57:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-10-28 16:57:10,676 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:10,677 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:10,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:57:10,677 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:10,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:10,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1289098885, now seen corresponding path program 1 times [2020-10-28 16:57:10,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:10,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1378299448] [2020-10-28 16:57:10,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:10,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:10,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:11,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:11,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:11,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:14,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:15,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:15,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-28 16:57:15,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:57:15,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 16:57:15,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:15,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-28 16:57:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:57:15,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,201 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:16,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:16,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-28 16:57:16,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:16,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:16,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:16,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:16,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:16,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:16,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:16,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:16,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:16,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:16,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:16,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:16,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:16,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:57:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:16,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:57:16,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:57:16,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:16,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:57:16,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:57:16,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:57:16,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:16,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:16,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:57:16,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:16,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:16,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:16,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:16,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 16:57:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:16,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:16,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:16,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:16,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 16:57:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:16,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:16,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:16,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-28 16:57:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:16,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:16,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:16,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:16,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1378299448] [2020-10-28 16:57:16,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:16,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:57:16,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613110975] [2020-10-28 16:57:16,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:57:16,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:16,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:57:16,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:57:16,474 INFO L87 Difference]: Start difference. First operand 148 states and 174 transitions. Second operand 8 states. [2020-10-28 16:57:17,461 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:19,077 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:19,476 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:57:20,223 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:20,650 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:57:21,040 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:57:21,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:21,923 INFO L93 Difference]: Finished difference Result 417 states and 551 transitions. [2020-10-28 16:57:21,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:57:21,923 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 76 [2020-10-28 16:57:21,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:21,929 INFO L225 Difference]: With dead ends: 417 [2020-10-28 16:57:21,929 INFO L226 Difference]: Without dead ends: 293 [2020-10-28 16:57:21,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 25 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:57:21,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-10-28 16:57:21,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 230. [2020-10-28 16:57:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-10-28 16:57:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 270 transitions. [2020-10-28 16:57:21,997 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 270 transitions. Word has length 76 [2020-10-28 16:57:21,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:21,997 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 270 transitions. [2020-10-28 16:57:21,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:57:21,997 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 270 transitions. [2020-10-28 16:57:21,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-28 16:57:21,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:21,999 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:21,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:57:22,000 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:22,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:22,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1371893016, now seen corresponding path program 1 times [2020-10-28 16:57:22,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:22,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [827356081] [2020-10-28 16:57:22,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:24,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:24,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-28 16:57:27,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 16:57:27,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,424 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:27,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 16:57:27,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:27,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:27,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:27,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:27,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:27,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:57:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:57:27,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:57:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:57:27,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:57:27,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:57:27,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:27,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:27,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:27,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:57:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 16:57:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:27,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:27,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-28 16:57:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:27,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:27,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:27,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 16:57:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:27,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:27,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:27,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:27,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:27,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:27,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:27,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:27,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:57:27,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [827356081] [2020-10-28 16:57:27,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:27,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 16:57:27,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581324653] [2020-10-28 16:57:27,796 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:57:27,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:27,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:57:27,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:27,798 INFO L87 Difference]: Start difference. First operand 230 states and 270 transitions. Second operand 12 states. [2020-10-28 16:57:28,435 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:29,264 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:29,898 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:30,441 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:33,227 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-10-28 16:57:33,748 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:34,152 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:34,621 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-28 16:57:35,062 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:57:35,645 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:36,086 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:36,537 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:57:36,940 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:57:37,396 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:37,843 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:39,481 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:39,903 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:43,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:43,682 INFO L93 Difference]: Finished difference Result 1366 states and 1888 transitions. [2020-10-28 16:57:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-28 16:57:43,684 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-10-28 16:57:43,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:43,697 INFO L225 Difference]: With dead ends: 1366 [2020-10-28 16:57:43,697 INFO L226 Difference]: Without dead ends: 1160 [2020-10-28 16:57:43,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=484, Invalid=1408, Unknown=0, NotChecked=0, Total=1892 [2020-10-28 16:57:43,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2020-10-28 16:57:43,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 942. [2020-10-28 16:57:43,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 942 states. [2020-10-28 16:57:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1160 transitions. [2020-10-28 16:57:44,001 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1160 transitions. Word has length 82 [2020-10-28 16:57:44,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:44,002 INFO L481 AbstractCegarLoop]: Abstraction has 942 states and 1160 transitions. [2020-10-28 16:57:44,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:57:44,002 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1160 transitions. [2020-10-28 16:57:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-28 16:57:44,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:44,009 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:44,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:57:44,010 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:44,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:44,010 INFO L82 PathProgramCache]: Analyzing trace with hash -328591000, now seen corresponding path program 1 times [2020-10-28 16:57:44,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:44,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [134346823] [2020-10-28 16:57:44,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-28 16:57:49,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:57:49,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 16:57:49,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:49,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 16:57:49,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:57:49,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:49,422 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:49,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:49,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:49,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:49,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:57:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:57:49,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 16:57:49,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:49,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:57:49,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:57:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:49,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:49,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:49,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 16:57:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-28 16:57:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:49,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 16:57:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:49,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:49,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:49,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:49,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:49,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:49,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:49,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:49,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:49,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:49,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:49,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:49,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:57:49,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [134346823] [2020-10-28 16:57:49,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:49,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:57:49,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870660040] [2020-10-28 16:57:49,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:57:49,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:49,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:57:49,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:57:49,652 INFO L87 Difference]: Start difference. First operand 942 states and 1160 transitions. Second operand 8 states. [2020-10-28 16:57:50,204 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:51,970 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:53,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:53,547 INFO L93 Difference]: Finished difference Result 1865 states and 2346 transitions. [2020-10-28 16:57:53,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:57:53,548 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 82 [2020-10-28 16:57:53,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:53,557 INFO L225 Difference]: With dead ends: 1865 [2020-10-28 16:57:53,557 INFO L226 Difference]: Without dead ends: 947 [2020-10-28 16:57:53,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:57:53,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2020-10-28 16:57:53,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 911. [2020-10-28 16:57:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 911 states. [2020-10-28 16:57:53,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1061 transitions. [2020-10-28 16:57:53,828 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1061 transitions. Word has length 82 [2020-10-28 16:57:53,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:53,829 INFO L481 AbstractCegarLoop]: Abstraction has 911 states and 1061 transitions. [2020-10-28 16:57:53,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:57:53,829 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1061 transitions. [2020-10-28 16:57:53,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 16:57:53,838 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:53,838 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:53,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:57:53,838 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:53,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:53,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1414239469, now seen corresponding path program 1 times [2020-10-28 16:57:53,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:53,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1905611108] [2020-10-28 16:57:53,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:53,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 296 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:54,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,516 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:54,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:54,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:57:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:57:54,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:54,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:54,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:57:54,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:54,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:57:54,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:54,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:54,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:57:54,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:54,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:57:54,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:54,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:54,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:57:54,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:54,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:57:54,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:54,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:54,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:54,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:54,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:54,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:57:54,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 16:57:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:54,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:54,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 16:57:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:54,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:54,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:57:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:54,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:54,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:54,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:54,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:54,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:54,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:54,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:54,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:54,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:54,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:54,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:54,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1905611108] [2020-10-28 16:57:54,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:54,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:57:54,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622987152] [2020-10-28 16:57:54,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:57:54,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:54,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:57:54,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:57:54,844 INFO L87 Difference]: Start difference. First operand 911 states and 1061 transitions. Second operand 9 states. [2020-10-28 16:57:56,024 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:56,390 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:56,773 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:57,149 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:58,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:58,925 INFO L93 Difference]: Finished difference Result 1884 states and 2272 transitions. [2020-10-28 16:57:58,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:57:58,926 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-28 16:57:58,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:58,933 INFO L225 Difference]: With dead ends: 1884 [2020-10-28 16:57:58,934 INFO L226 Difference]: Without dead ends: 997 [2020-10-28 16:57:58,937 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:57:58,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 997 states. [2020-10-28 16:57:59,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 997 to 936. [2020-10-28 16:57:59,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 936 states. [2020-10-28 16:57:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1089 transitions. [2020-10-28 16:57:59,152 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1089 transitions. Word has length 94 [2020-10-28 16:57:59,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:59,152 INFO L481 AbstractCegarLoop]: Abstraction has 936 states and 1089 transitions. [2020-10-28 16:57:59,152 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:57:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1089 transitions. [2020-10-28 16:57:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 16:57:59,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:59,155 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:59,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:57:59,155 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:59,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:59,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1851368529, now seen corresponding path program 1 times [2020-10-28 16:57:59,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:59,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1556547965] [2020-10-28 16:57:59,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 16:57:59,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 282 [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:59,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,794 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:59,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:59,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:59,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:59,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:59,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:59,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:59,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:59,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:59,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:59,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:59,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:59,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:59,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:59,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:57:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:57:59,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:57:59,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:57:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:59,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:59,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:59,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:57:59,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:59,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:57:59,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:59,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:59,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:59,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:59,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:57:59,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:59,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:59,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:59,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:59,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:59,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:59,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:59,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:57:59,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:59,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:57:59,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:59,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:00,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:00,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:00,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:00,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:00,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:00,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:00,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:00,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:00,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:00,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:00,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:00,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:00,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:00,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:00,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:00,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:00,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:00,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:00,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:58:00,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:00,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:00,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 16:58:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:00,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:00,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:00,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:00,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:00,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:00,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:00,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:00,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:00,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:00,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 16:58:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:00,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:00,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:00,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:00,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:00,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:00,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:00,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:00,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:00,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:00,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:00,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:00,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:58:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:00,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:00,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:00,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:00,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:00,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:00,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:00,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:00,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:00,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:00,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:00,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:58:00,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1556547965] [2020-10-28 16:58:00,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:58:00,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:58:00,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869399746] [2020-10-28 16:58:00,088 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:58:00,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:00,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:58:00,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:58:00,089 INFO L87 Difference]: Start difference. First operand 936 states and 1089 transitions. Second operand 8 states. [2020-10-28 16:58:01,343 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:01,704 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:02,133 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:03,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:03,887 INFO L93 Difference]: Finished difference Result 1716 states and 2068 transitions. [2020-10-28 16:58:03,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:58:03,888 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-28 16:58:03,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:03,896 INFO L225 Difference]: With dead ends: 1716 [2020-10-28 16:58:03,896 INFO L226 Difference]: Without dead ends: 952 [2020-10-28 16:58:03,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:58:03,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-28 16:58:04,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 916. [2020-10-28 16:58:04,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 916 states. [2020-10-28 16:58:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1063 transitions. [2020-10-28 16:58:04,146 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1063 transitions. Word has length 94 [2020-10-28 16:58:04,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:04,147 INFO L481 AbstractCegarLoop]: Abstraction has 916 states and 1063 transitions. [2020-10-28 16:58:04,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:58:04,147 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1063 transitions. [2020-10-28 16:58:04,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-28 16:58:04,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:04,151 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:58:04,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:58:04,152 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:04,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:04,152 INFO L82 PathProgramCache]: Analyzing trace with hash 178073344, now seen corresponding path program 1 times [2020-10-28 16:58:04,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:04,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1192877575] [2020-10-28 16:58:04,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:04,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:04,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2985 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:07,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-28 16:58:07,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:07,654 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:07,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:07,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-28 16:58:07,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:07,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:07,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:07,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:07,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:07,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:07,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:07,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:07,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:07,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:07,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:07,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:07,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:07,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:07,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:07,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:07,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:07,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:07,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:07,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:58:07,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:07,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:07,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:58:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:07,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:07,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 16:58:07,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:07,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 16:58:07,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:07,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:58:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-28 16:58:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:58:07,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:58:07,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:07,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 16:58:08,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:58:08,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:58:08,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 16:58:08,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 16:58:08,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 16:58:08,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:58:08,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:58:08,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:08,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:08,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:08,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:08,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:08,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:08,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:08,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:08,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:58:08,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:58:08,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:08,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:58:08,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:08,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:58:08,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:08,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:08,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:08,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:08,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:08,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:58:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:08,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:08,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:08,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:08,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:08,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:58:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:08,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:08,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:58:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:08,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:08,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:08,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:08,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:08,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:08,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:08,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:58:08,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1192877575] [2020-10-28 16:58:08,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:08,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:58:08,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568672720] [2020-10-28 16:58:08,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:58:08,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:08,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:58:08,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:58:08,375 INFO L87 Difference]: Start difference. First operand 916 states and 1063 transitions. Second operand 12 states. [2020-10-28 16:58:09,078 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:10,085 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:58:11,323 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:58:11,869 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:58:12,356 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:58:12,817 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:58:13,314 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:58:13,780 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:58:14,603 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-28 16:58:15,051 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:58:15,561 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:58:16,045 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:58:19,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:19,943 INFO L93 Difference]: Finished difference Result 2692 states and 3230 transitions. [2020-10-28 16:58:19,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:58:19,944 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 106 [2020-10-28 16:58:19,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:19,955 INFO L225 Difference]: With dead ends: 2692 [2020-10-28 16:58:19,955 INFO L226 Difference]: Without dead ends: 1800 [2020-10-28 16:58:19,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-28 16:58:19,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1800 states. [2020-10-28 16:58:20,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1800 to 1741. [2020-10-28 16:58:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2020-10-28 16:58:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2006 transitions. [2020-10-28 16:58:20,310 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2006 transitions. Word has length 106 [2020-10-28 16:58:20,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:20,311 INFO L481 AbstractCegarLoop]: Abstraction has 1741 states and 2006 transitions. [2020-10-28 16:58:20,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:58:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2006 transitions. [2020-10-28 16:58:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-28 16:58:20,314 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:20,314 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:58:20,315 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:58:20,315 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:20,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:20,316 INFO L82 PathProgramCache]: Analyzing trace with hash 19589148, now seen corresponding path program 1 times [2020-10-28 16:58:20,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:20,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [92589674] [2020-10-28 16:58:20,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:20,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:20,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-28 16:58:21,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:21,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 779 [2020-10-28 16:58:21,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:58:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-28 16:58:21,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,515 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:21,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:58:21,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:21,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:21,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:21,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:21,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:21,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:21,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:58:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:21,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:21,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:58:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-28 16:58:21,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 16:58:21,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:58:21,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 16:58:21,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:58:21,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:21,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:21,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:21,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:58:21,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:21,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:21,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 16:58:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:21,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:21,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 16:58:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:21,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 16:58:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:21,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:21,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:21,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:21,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:21,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:21,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:21,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:21,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:21,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:58:21,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [92589674] [2020-10-28 16:58:21,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:58:21,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 16:58:21,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023657692] [2020-10-28 16:58:21,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:58:21,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:21,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:58:21,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:58:21,757 INFO L87 Difference]: Start difference. First operand 1741 states and 2006 transitions. Second operand 10 states. [2020-10-28 16:58:22,918 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:23,910 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:24,480 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:25,558 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:25,984 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:28,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:28,832 INFO L93 Difference]: Finished difference Result 3503 states and 4202 transitions. [2020-10-28 16:58:28,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 16:58:28,834 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2020-10-28 16:58:28,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:28,846 INFO L225 Difference]: With dead ends: 3503 [2020-10-28 16:58:28,846 INFO L226 Difference]: Without dead ends: 1786 [2020-10-28 16:58:28,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-28 16:58:28,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2020-10-28 16:58:29,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1633. [2020-10-28 16:58:29,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1633 states. [2020-10-28 16:58:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1633 states and 1878 transitions. [2020-10-28 16:58:29,250 INFO L78 Accepts]: Start accepts. Automaton has 1633 states and 1878 transitions. Word has length 110 [2020-10-28 16:58:29,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:29,250 INFO L481 AbstractCegarLoop]: Abstraction has 1633 states and 1878 transitions. [2020-10-28 16:58:29,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:58:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1878 transitions. [2020-10-28 16:58:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-28 16:58:29,257 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:29,258 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:29,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:58:29,258 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:29,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:29,259 INFO L82 PathProgramCache]: Analyzing trace with hash 132912940, now seen corresponding path program 1 times [2020-10-28 16:58:29,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:29,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [491017194] [2020-10-28 16:58:29,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:29,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:29,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:29,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:29,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:29,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:33,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 318 [2020-10-28 16:58:34,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:58:34,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5072 [2020-10-28 16:58:34,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:58:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:34,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,702 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:34,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:34,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:58:34,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:34,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:34,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:34,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:34,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:34,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:34,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:34,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:34,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:34,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:34,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:34,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:34,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:34,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:58:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:58:34,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:34,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-28 16:58:34,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:34,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:34,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:58:34,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:58:34,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:34,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:34,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:34,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:34,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:34,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:34,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:34,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:58:34,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:34,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:35,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:58:35,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:35,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:35,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:58:35,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:35,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:58:35,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:35,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:35,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:58:35,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:35,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:58:35,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:35,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:35,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:35,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:35,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:35,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:35,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:35,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:58:35,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:35,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:58:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 16:58:35,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 16:58:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:58:35,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:58:35,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:58:35,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:58:35,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:35,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:58:35,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:58:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:35,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:58:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:35,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 16:58:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-28 16:58:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:58:35,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:35,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:35,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-28 16:58:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-28 16:58:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-28 16:58:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:35,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:35,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:35,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:35,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:35,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:35,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:35,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:35,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:35,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:35,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:35,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 34 proven. 11 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-10-28 16:58:35,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [491017194] [2020-10-28 16:58:35,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:35,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 16:58:35,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741826239] [2020-10-28 16:58:35,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:58:35,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:35,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:58:35,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:58:35,386 INFO L87 Difference]: Start difference. First operand 1633 states and 1878 transitions. Second operand 9 states. [2020-10-28 16:58:36,417 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:58:36,831 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:58:37,185 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:38,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:38,734 INFO L93 Difference]: Finished difference Result 3287 states and 3892 transitions. [2020-10-28 16:58:38,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:58:38,735 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 226 [2020-10-28 16:58:38,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:38,744 INFO L225 Difference]: With dead ends: 3287 [2020-10-28 16:58:38,745 INFO L226 Difference]: Without dead ends: 1678 [2020-10-28 16:58:38,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:58:38,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1678 states. [2020-10-28 16:58:39,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1678 to 1623. [2020-10-28 16:58:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1623 states. [2020-10-28 16:58:39,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1623 states and 1858 transitions. [2020-10-28 16:58:39,061 INFO L78 Accepts]: Start accepts. Automaton has 1623 states and 1858 transitions. Word has length 226 [2020-10-28 16:58:39,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:39,062 INFO L481 AbstractCegarLoop]: Abstraction has 1623 states and 1858 transitions. [2020-10-28 16:58:39,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:58:39,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 1858 transitions. [2020-10-28 16:58:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-28 16:58:39,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:39,069 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:39,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:58:39,070 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:39,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:39,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1636011246, now seen corresponding path program 1 times [2020-10-28 16:58:39,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:39,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635587560] [2020-10-28 16:58:39,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:39,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:39,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:39,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:39,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:39,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:41,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:41,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 318 [2020-10-28 16:58:44,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:58:44,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 16:58:44,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:44,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-28 16:58:44,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:44,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,538 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:44,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:44,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:44,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:44,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:44,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:44,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:58:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:44,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:44,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:58:44,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:44,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:58:44,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:44,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:58:44,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:44,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:58:44,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:44,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:58:44,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:58:44,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:44,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:44,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:44,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:44,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:44,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:58:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:44,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:44,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 16:58:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:44,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:44,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:44,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:44,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 16:58:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:44,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:44,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:58:45,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:45,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-28 16:58:45,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:58:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:58:45,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:45,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:58:45,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:45,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:58:45,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:45,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:58:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:58:45,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:45,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:58:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 16:58:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:45,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-28 16:58:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:58:45,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:45,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:45,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-28 16:58:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:45,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-28 16:58:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:45,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-28 16:58:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:45,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:45,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:45,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:45,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 34 proven. 11 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-10-28 16:58:45,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1635587560] [2020-10-28 16:58:45,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:45,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:58:45,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579362751] [2020-10-28 16:58:45,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:58:45,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:45,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:58:45,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:58:45,198 INFO L87 Difference]: Start difference. First operand 1623 states and 1858 transitions. Second operand 10 states. [2020-10-28 16:58:46,814 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:47,263 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:58:47,690 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:48,111 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:58:49,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:49,835 INFO L93 Difference]: Finished difference Result 3141 states and 3675 transitions. [2020-10-28 16:58:49,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:58:49,844 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 226 [2020-10-28 16:58:49,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:49,853 INFO L225 Difference]: With dead ends: 3141 [2020-10-28 16:58:49,853 INFO L226 Difference]: Without dead ends: 1542 [2020-10-28 16:58:49,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:58:49,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2020-10-28 16:58:50,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1487. [2020-10-28 16:58:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1487 states. [2020-10-28 16:58:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1487 states and 1674 transitions. [2020-10-28 16:58:50,211 INFO L78 Accepts]: Start accepts. Automaton has 1487 states and 1674 transitions. Word has length 226 [2020-10-28 16:58:50,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:50,211 INFO L481 AbstractCegarLoop]: Abstraction has 1487 states and 1674 transitions. [2020-10-28 16:58:50,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:58:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1674 transitions. [2020-10-28 16:58:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-28 16:58:50,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:50,219 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:50,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:58:50,220 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:50,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:50,220 INFO L82 PathProgramCache]: Analyzing trace with hash -282413877, now seen corresponding path program 1 times [2020-10-28 16:58:50,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:50,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3872063] [2020-10-28 16:58:50,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:50,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:50,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:50,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:50,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:50,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 318 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-28 16:58:55,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,658 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:55,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:55,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:55,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:55,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:55,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:55,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:55,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:55,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:55,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:55,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:55,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:55,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:55,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:55,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:55,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:55,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:58:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:58:55,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:55,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 16:58:55,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:55,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-28 16:58:55,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:58:55,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:58:55,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:55,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:55,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:55,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:55,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:55,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:55,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:55,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:55,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:55,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:55,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:55,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:55,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:55,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:55,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:58:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:55,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:55,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:55,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:58:55,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:58:56,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:58:56,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 16:58:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:58:56,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:56,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:58:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:56,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:58:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:58:56,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:56,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 16:58:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:56,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:56,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-28 16:58:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:58:56,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:58:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:56,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-28 16:58:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-28 16:58:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-28 16:58:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:56,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:56,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:56,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:56,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:56,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:56,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:56,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:56,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 37 proven. 14 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-10-28 16:58:56,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3872063] [2020-10-28 16:58:56,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:56,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:58:56,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051545512] [2020-10-28 16:58:56,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:58:56,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:56,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:58:56,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:58:56,273 INFO L87 Difference]: Start difference. First operand 1487 states and 1674 transitions. Second operand 11 states. [2020-10-28 16:58:56,882 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:57,779 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:58:58,942 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:59,512 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:59:00,368 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-28 16:59:01,210 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-28 16:59:01,733 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:59:04,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:04,152 INFO L93 Difference]: Finished difference Result 3005 states and 3454 transitions. [2020-10-28 16:59:04,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 16:59:04,153 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 226 [2020-10-28 16:59:04,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:04,161 INFO L225 Difference]: With dead ends: 3005 [2020-10-28 16:59:04,161 INFO L226 Difference]: Without dead ends: 1542 [2020-10-28 16:59:04,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-28 16:59:04,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2020-10-28 16:59:04,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1487. [2020-10-28 16:59:04,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1487 states. [2020-10-28 16:59:04,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1487 states and 1663 transitions. [2020-10-28 16:59:04,534 INFO L78 Accepts]: Start accepts. Automaton has 1487 states and 1663 transitions. Word has length 226 [2020-10-28 16:59:04,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:04,535 INFO L481 AbstractCegarLoop]: Abstraction has 1487 states and 1663 transitions. [2020-10-28 16:59:04,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:59:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1663 transitions. [2020-10-28 16:59:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-28 16:59:04,542 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:04,542 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:04,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 16:59:04,542 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:04,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:04,543 INFO L82 PathProgramCache]: Analyzing trace with hash -668859391, now seen corresponding path program 1 times [2020-10-28 16:59:04,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:04,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2094304178] [2020-10-28 16:59:04,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:04,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:04,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:04,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:04,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:05,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:05,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:07,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:09,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:09,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 330 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 16:59:09,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:09,970 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:09,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:09,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:10,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:10,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:59:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:59:10,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:59:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:59:10,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:59:10,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 16:59:10,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:10,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 16:59:10,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:10,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:10,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:10,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:10,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:10,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:10,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:10,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:59:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:10,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:59:10,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 16:59:10,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 16:59:10,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:59:10,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:10,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:10,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:59:10,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:59:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:59:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:59:10,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:10,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:10,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:59:10,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 16:59:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-10-28 16:59:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-28 16:59:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:10,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-28 16:59:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:10,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-28 16:59:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-28 16:59:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:10,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:10,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:10,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:10,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:10,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 54 proven. 15 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-10-28 16:59:10,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2094304178] [2020-10-28 16:59:10,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:10,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:59:10,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845294948] [2020-10-28 16:59:10,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:59:10,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:10,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:59:10,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:59:10,551 INFO L87 Difference]: Start difference. First operand 1487 states and 1663 transitions. Second operand 14 states. [2020-10-28 16:59:11,143 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:12,089 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:13,333 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:13,801 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:14,207 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:14,622 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:15,123 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:15,573 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:17,668 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:18,089 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:18,537 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:18,946 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:59:20,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:20,224 INFO L93 Difference]: Finished difference Result 2837 states and 3293 transitions. [2020-10-28 16:59:20,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:59:20,225 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 234 [2020-10-28 16:59:20,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:20,234 INFO L225 Difference]: With dead ends: 2837 [2020-10-28 16:59:20,234 INFO L226 Difference]: Without dead ends: 1508 [2020-10-28 16:59:20,238 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=281, Invalid=1125, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 16:59:20,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2020-10-28 16:59:20,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1367. [2020-10-28 16:59:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1367 states. [2020-10-28 16:59:20,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1367 states and 1527 transitions. [2020-10-28 16:59:20,485 INFO L78 Accepts]: Start accepts. Automaton has 1367 states and 1527 transitions. Word has length 234 [2020-10-28 16:59:20,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:20,485 INFO L481 AbstractCegarLoop]: Abstraction has 1367 states and 1527 transitions. [2020-10-28 16:59:20,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:59:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1527 transitions. [2020-10-28 16:59:20,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2020-10-28 16:59:20,491 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:20,491 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:20,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 16:59:20,491 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:20,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:20,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1099400459, now seen corresponding path program 1 times [2020-10-28 16:59:20,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:20,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [706069001] [2020-10-28 16:59:20,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:20,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:20,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:20,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:20,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:21,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:21,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:25,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:25,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 334 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5112 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-28 16:59:25,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,044 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:26,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:26,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:59:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:59:26,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:59:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:59:26,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:59:26,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:26,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:26,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:59:26,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:26,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:26,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:59:26,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:59:26,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:59:26,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:59:26,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 16:59:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-28 16:59:26,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 16:59:26,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:59:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:59:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 16:59:26,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:26,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:59:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:59:26,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:59:26,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:59:26,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:59:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:59:26,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:26,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:26,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:59:26,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:59:26,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:59:26,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:59:26,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:59:26,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:26,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:26,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:26,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:59:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:59:26,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:59:26,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:26,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:59:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:59:26,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-28 16:59:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:26,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-28 16:59:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:59:26,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:26,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:59:26,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-28 16:59:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-28 16:59:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:26,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 16:59:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:26,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:26,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:26,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:26,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:26,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:26,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:26,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:26,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:26,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:26,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:26,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:26,743 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-28 16:59:26,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [706069001] [2020-10-28 16:59:26,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:26,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:59:26,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765708288] [2020-10-28 16:59:26,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:59:26,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:26,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:59:26,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:59:26,745 INFO L87 Difference]: Start difference. First operand 1367 states and 1527 transitions. Second operand 14 states. [2020-10-28 16:59:28,097 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:28,536 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:31,570 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:59:32,016 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:59:32,465 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:59:33,236 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 204 [2020-10-28 16:59:35,906 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 213 [2020-10-28 16:59:37,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:37,707 INFO L93 Difference]: Finished difference Result 3798 states and 4860 transitions. [2020-10-28 16:59:37,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:59:37,708 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 238 [2020-10-28 16:59:37,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:37,726 INFO L225 Difference]: With dead ends: 3798 [2020-10-28 16:59:37,726 INFO L226 Difference]: Without dead ends: 2589 [2020-10-28 16:59:37,732 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 93 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=297, Invalid=963, Unknown=0, NotChecked=0, Total=1260 [2020-10-28 16:59:37,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2589 states. [2020-10-28 16:59:38,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2589 to 1964. [2020-10-28 16:59:38,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1964 states. [2020-10-28 16:59:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2254 transitions. [2020-10-28 16:59:38,264 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2254 transitions. Word has length 238 [2020-10-28 16:59:38,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:38,265 INFO L481 AbstractCegarLoop]: Abstraction has 1964 states and 2254 transitions. [2020-10-28 16:59:38,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:59:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2254 transitions. [2020-10-28 16:59:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2020-10-28 16:59:38,272 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:38,273 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:38,273 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-28 16:59:38,273 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:38,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:38,273 INFO L82 PathProgramCache]: Analyzing trace with hash -519574455, now seen corresponding path program 1 times [2020-10-28 16:59:38,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:38,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1514049159] [2020-10-28 16:59:38,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:38,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:38,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:38,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:38,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:38,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:41,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:41,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:41,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 334 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-28 16:59:43,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,704 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:43,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:43,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:59:43,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:43,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:43,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:59:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:43,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:59:43,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:59:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-28 16:59:43,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:59:43,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:59:43,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-28 16:59:43,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:59:43,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:59:43,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:59:43,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:59:43,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:59:43,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:43,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:59:43,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:59:43,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:59:43,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:43,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:59:43,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:59:43,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:43,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:43,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:59:43,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:59:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:59:43,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:59:43,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:59:43,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:59:43,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:43,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:43,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:43,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:43,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:43,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:43,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:43,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:43,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:43,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:43,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:43,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:43,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:59:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:59:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:59:44,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:44,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:59:44,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:59:44,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 16:59:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-28 16:59:44,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:44,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:44,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:59:44,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:44,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:59:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:59:44,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:44,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:44,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:59:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:44,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:59:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-28 16:59:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:44,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:44,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-28 16:59:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:59:44,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:44,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:59:44,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:59:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:59:44,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:44,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:59:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:59:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:44,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-28 16:59:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:44,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-28 16:59:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-28 16:59:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:44,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:44,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:44,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:44,443 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 41 proven. 21 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-10-28 16:59:44,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1514049159] [2020-10-28 16:59:44,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:59:44,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:59:44,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976151511] [2020-10-28 16:59:44,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:59:44,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:44,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:59:44,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:59:44,446 INFO L87 Difference]: Start difference. First operand 1964 states and 2254 transitions. Second operand 14 states. [2020-10-28 16:59:45,942 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-28 16:59:46,885 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:59:47,980 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-10-28 16:59:49,836 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:59:51,141 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:59:52,357 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-10-28 16:59:53,763 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 16:59:54,555 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 16:59:55,363 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 16:59:57,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:57,687 INFO L93 Difference]: Finished difference Result 3257 states and 3846 transitions. [2020-10-28 16:59:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 16:59:57,688 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 238 [2020-10-28 16:59:57,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:57,697 INFO L225 Difference]: With dead ends: 3257 [2020-10-28 16:59:57,697 INFO L226 Difference]: Without dead ends: 1451 [2020-10-28 16:59:57,703 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 92 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=248, Invalid=808, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 16:59:57,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2020-10-28 16:59:58,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1243. [2020-10-28 16:59:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1243 states. [2020-10-28 16:59:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1243 states and 1379 transitions. [2020-10-28 16:59:58,109 INFO L78 Accepts]: Start accepts. Automaton has 1243 states and 1379 transitions. Word has length 238 [2020-10-28 16:59:58,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:58,111 INFO L481 AbstractCegarLoop]: Abstraction has 1243 states and 1379 transitions. [2020-10-28 16:59:58,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:59:58,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1379 transitions. [2020-10-28 16:59:58,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-10-28 16:59:58,115 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:58,116 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:59:58,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-28 16:59:58,116 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:59:58,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:58,116 INFO L82 PathProgramCache]: Analyzing trace with hash -160936197, now seen corresponding path program 1 times [2020-10-28 16:59:58,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:58,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1047774994] [2020-10-28 16:59:58,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:58,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:58,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:58,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:58,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:58,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:00,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:00,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 338 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 158 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-28 17:00:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,544 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:03,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:00:03,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:03,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:03,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:03,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 17:00:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 17:00:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 17:00:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:00:03,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:00:03,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:00:03,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:00:03,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:00:03,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:00:03,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:00:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:00:03,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:03,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:00:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 17:00:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:03,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:00:03,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 17:00:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 703 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-28 17:00:04,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:00:04,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:00:04,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:00:04,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:00:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:00:04,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:04,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:00:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:00:04,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:00:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:00:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-28 17:00:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:04,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:04,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:04,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-28 17:00:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:00:04,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:00:04,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:00:04,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:00:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:00:04,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:04,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:00:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:04,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:04,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-28 17:00:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:04,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-28 17:00:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:04,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-28 17:00:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:04,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:04,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 58 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-10-28 17:00:04,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1047774994] [2020-10-28 17:00:04,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:00:04,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 17:00:04,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344737872] [2020-10-28 17:00:04,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 17:00:04,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:04,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 17:00:04,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:00:04,751 INFO L87 Difference]: Start difference. First operand 1243 states and 1379 transitions. Second operand 14 states. [2020-10-28 17:00:05,520 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:00:06,556 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:00:07,860 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:08,352 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:08,801 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:09,245 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:00:09,763 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:00:10,224 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:00:12,132 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:00:12,557 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:00:13,008 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:13,437 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:14,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:14,800 INFO L93 Difference]: Finished difference Result 2492 states and 2884 transitions. [2020-10-28 17:00:14,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 17:00:14,801 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 240 [2020-10-28 17:00:14,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:14,809 INFO L225 Difference]: With dead ends: 2492 [2020-10-28 17:00:14,809 INFO L226 Difference]: Without dead ends: 1399 [2020-10-28 17:00:14,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=281, Invalid=1125, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 17:00:14,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2020-10-28 17:00:15,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1240. [2020-10-28 17:00:15,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1240 states. [2020-10-28 17:00:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 1370 transitions. [2020-10-28 17:00:15,125 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 1370 transitions. Word has length 240 [2020-10-28 17:00:15,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:15,125 INFO L481 AbstractCegarLoop]: Abstraction has 1240 states and 1370 transitions. [2020-10-28 17:00:15,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 17:00:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1370 transitions. [2020-10-28 17:00:15,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-28 17:00:15,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:15,131 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 17:00:15,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-28 17:00:15,131 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:00:15,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:15,131 INFO L82 PathProgramCache]: Analyzing trace with hash 44385118, now seen corresponding path program 1 times [2020-10-28 17:00:15,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:15,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1755921421] [2020-10-28 17:00:15,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:15,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:15,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:15,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:15,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:15,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking...