/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=SHALLOWEST --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/elevator_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:12:52,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:12:52,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:12:52,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:12:52,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:12:52,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:12:52,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:12:52,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:12:52,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:12:52,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:12:52,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:12:52,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:12:52,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:12:52,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:12:52,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:12:52,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:12:52,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:12:52,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:12:52,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:12:52,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:12:52,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:12:52,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:12:52,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:12:52,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:12:52,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:12:52,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:12:52,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:12:52,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:12:52,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:12:52,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:12:52,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:12:52,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:12:52,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:12:52,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:12:52,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:12:52,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:12:52,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:12:52,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:12:52,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:12:52,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:12:52,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:12:52,341 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 [2020-10-27 02:12:52,367 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:12:52,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:12:52,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:12:52,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:12:52,370 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:12:52,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:12:52,370 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:12:52,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:12:52,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:12:52,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:12:52,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:12:52,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:12:52,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:12:52,372 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:12:52,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:12:52,372 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:12:52,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:12:52,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:12:52,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:12:52,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:12:52,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:12:52,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:12:52,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:12:52,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:12:52,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:12:52,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:12:52,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:12:52,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:12:52,375 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:12:52,375 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:12:52,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:12:52,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:12:52,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:12:52,850 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:12:52,851 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:12:52,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c [2020-10-27 02:12:52,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f07c69b3/a8a83cfba9794f82b3ed2315892109bd/FLAGf387e4ed8 [2020-10-27 02:12:53,863 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:12:53,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c [2020-10-27 02:12:53,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f07c69b3/a8a83cfba9794f82b3ed2315892109bd/FLAGf387e4ed8 [2020-10-27 02:12:53,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f07c69b3/a8a83cfba9794f82b3ed2315892109bd [2020-10-27 02:12:54,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:12:54,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:12:54,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:12:54,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:12:54,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:12:54,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:54,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@835940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54, skipping insertion in model container [2020-10-27 02:12:54,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:54,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:12:54,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:12:54,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:12:54,774 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:12:54,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:12:54,968 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:12:54,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54 WrapperNode [2020-10-27 02:12:54,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:12:54,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:12:54,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:12:54,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:12:54,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:54,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:55,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:55,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:55,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:55,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:55,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (1/1) ... [2020-10-27 02:12:55,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:12:55,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:12:55,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:12:55,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:12:55,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (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 [2020-10-27 02:12:55,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:12:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:12:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:12:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:12:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:12:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:12:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:12:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:12:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:12:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:12:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:12:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:12:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 02:12:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 02:12:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 02:12:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 02:12:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:12:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:12:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:12:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:12:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:12:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:12:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:12:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:12:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:12:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:12:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:12:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:12:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:12:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:12:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:12:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:12:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:12:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:12:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:12:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:12:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:12:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:12:55,241 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:12:55,241 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:12:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:12:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:12:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:12:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:12:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:12:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:12:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:12:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:12:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:12:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:12:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:12:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:12:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:12:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:12:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:12:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:12:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:12:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:12:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:12:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:12:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:12:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:12:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:12:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:12:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:12:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:12:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:12:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:12:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:12:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:12:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:12:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:12:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:12:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:12:55,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:12:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:12:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:12:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:12:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:12:55,253 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 02:12:55,254 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:12:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:12:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:12:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:12:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:12:55,255 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:12:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:12:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:12:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:12:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:12:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:12:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:12:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:12:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:12:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:12:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:12:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:12:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:12:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:12:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:12:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:12:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:12:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:12:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:12:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:12:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:12:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:12:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:12:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:12:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:12:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:12:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:12:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:12:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:12:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:12:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:12:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:12:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:12:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:12:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:12:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:12:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:12:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:12:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:12:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:12:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:12:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 02:12:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 02:12:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:12:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:12:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 02:12:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 02:12:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:12:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:12:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:12:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:12:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:12:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:12:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:12:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:12:57,803 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:12:57,804 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:12:57,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:12:57 BoogieIcfgContainer [2020-10-27 02:12:57,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:12:57,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:12:57,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:12:57,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:12:57,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:12:54" (1/3) ... [2020-10-27 02:12:57,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2449d479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:12:57, skipping insertion in model container [2020-10-27 02:12:57,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:12:54" (2/3) ... [2020-10-27 02:12:57,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2449d479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:12:57, skipping insertion in model container [2020-10-27 02:12:57,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:12:57" (3/3) ... [2020-10-27 02:12:57,822 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product23.cil.c [2020-10-27 02:12:57,836 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:12:57,842 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:12:57,858 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:12:57,903 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:12:57,903 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:12:57,904 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:12:57,904 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:12:57,904 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:12:57,904 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:12:57,904 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:12:57,904 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:12:57,959 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states. [2020-10-27 02:12:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 02:12:58,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:12:58,003 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:12:58,004 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]=== [2020-10-27 02:12:58,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:12:58,014 INFO L82 PathProgramCache]: Analyzing trace with hash 758978345, now seen corresponding path program 1 times [2020-10-27 02:12:58,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:12:58,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [659132703] [2020-10-27 02:12:58,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:12:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:58,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:58,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:03,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:03,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 02:13:03,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:13:03,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 02:13:03,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:03,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:03,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 02:13:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:13:04,662 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:13:04,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:13:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:04,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:04,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:04,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:04,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:04,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-27 02:13:04,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:04,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:04,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:04,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:04,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:04,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:13:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:04,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:04,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:04,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:13:04,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:04,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:04,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:04,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:04,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:04,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:04,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:04,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:13:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:04,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:04,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:04,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:13:04,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:04,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:13:04,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:04,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:04,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:04,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:04,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:13:04,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:13:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:04,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:04,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:04,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:04,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:04,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:04,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:04,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:04,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:04,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:04,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:13:04,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:13:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:04,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:04,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:04,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:13:04,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:04,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:04,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:04,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:04,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:04,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:04,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:04,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:13:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:04,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:04,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:04,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:04,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:04,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:13:04,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:04,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:04,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:04,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:04,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:13:05,161 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:13:05,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:13:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:05,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:05,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:05,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:05,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:05,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:05,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:05,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:10,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:10,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 02:13:10,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:13:10,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:13:10,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:13:10,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:10,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:10,355 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:13:10,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:13:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:10,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:10,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:10,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:10,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:11,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 02:13:11,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:13:11,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1284 [2020-10-27 02:13:11,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:11,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:11,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:13:11,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:11,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:11,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:11,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:11,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:11,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:11,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:11,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:13:11,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:11,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:13:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:11,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:11,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 02:13:11,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:13:11,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 02:13:11,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:11,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:11,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:11,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:13:11,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:11,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:13:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:11,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:11,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:11,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:11,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:13:11,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:11,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:13:11,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:11,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:13:11,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:11,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:11,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:11,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:11,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:11,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:11,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:11,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:11,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:11,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:13:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:11,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:11,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:12,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 02:13:12,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:13:12,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 926 [2020-10-27 02:13:12,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:12,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:12,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:13:12,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:13:12,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:12,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:12,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:12,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:12,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:12,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:12,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:12,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:12,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:13:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:12,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:13:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:12,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:12,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 02:13:12,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:13:12,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 02:13:12,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:13:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:13:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:13:12,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:12,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:13:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:12,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:12,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:12,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:12,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:13:12,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:12,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:13:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:13:12,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:12,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:12,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:12,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:12,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:12,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:12,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:12,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:12,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:12,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:12,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:12,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:12,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 02:13:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:13,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:13,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:13,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:13,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:16,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:17,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:17,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 02:13:17,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:13:17,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 02:13:17,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:13:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:13:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 02:13:17,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:17,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:18,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:18,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:18,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:13:22,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:13:22,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4327 [2020-10-27 02:13:22,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:13:22,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:13:22,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 02:13:22,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:13:22,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 02:13:22,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:13:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:13:22,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:22,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:13:22,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:13:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:13:22,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:22,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:22,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:13:22,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:13:22,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:13:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:22,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:13:22,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:13:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:13:22,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:13:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:13:22,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 02:13:22,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:13:22,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:13:22,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:22,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:13:22,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:22,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:22,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:22,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:22,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:22,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:22,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:13:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:22,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:22,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:22,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:13:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:13:22,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:13:22,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:13:22,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:13:22,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:13:22,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:13:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:13:22,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:22,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:13:22,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:22,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:22,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:22,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:22,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:22,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:22,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:22,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:22,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:22,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:23,065 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-27 02:13:23,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [659132703] [2020-10-27 02:13:23,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:13:23,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-27 02:13:23,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304183087] [2020-10-27 02:13:23,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-27 02:13:23,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:13:23,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-27 02:13:23,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2020-10-27 02:13:23,087 INFO L87 Difference]: Start difference. First operand 806 states. Second operand 21 states. [2020-10-27 02:13:25,676 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:26,617 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:13:27,810 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:31,793 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:32,717 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:13:33,712 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:13:34,930 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:13:35,914 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:13:37,806 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 418 DAG size of output: 415 [2020-10-27 02:13:38,828 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:13:39,869 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:13:40,839 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:13:41,876 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:13:42,884 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:13:44,038 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:13:44,291 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-27 02:13:44,592 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:13:46,258 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:13:47,444 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 02:13:48,503 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:13:48,807 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:13:51,184 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:13:52,523 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:13:53,954 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:13:54,995 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:13:58,308 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:14:00,484 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:14:00,855 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:14:03,975 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:14:05,691 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:14:06,886 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:14:08,915 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:14:13,575 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:14:15,550 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 418 DAG size of output: 413 [2020-10-27 02:14:15,893 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:14:17,000 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:14:17,959 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:14:19,636 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:14:21,025 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:14:21,468 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:14:22,877 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:14:24,016 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:14:26,206 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:14:27,224 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:14:28,469 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:14:33,797 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:14:34,290 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:14:34,541 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:14:35,559 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:14:38,802 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 419 DAG size of output: 414 [2020-10-27 02:14:42,773 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:14:49,066 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-27 02:14:55,169 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 423 DAG size of output: 420 [2020-10-27 02:15:02,896 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:15:03,347 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:15:08,645 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:15:08,995 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:15:23,763 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:15:36,594 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 419 DAG size of output: 414 [2020-10-27 02:15:55,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:15:55,474 INFO L93 Difference]: Finished difference Result 5922 states and 11177 transitions. [2020-10-27 02:15:55,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2020-10-27 02:15:55,477 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 165 [2020-10-27 02:15:55,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:15:55,580 INFO L225 Difference]: With dead ends: 5922 [2020-10-27 02:15:55,580 INFO L226 Difference]: Without dead ends: 5182 [2020-10-27 02:15:55,611 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5869 ImplicationChecksByTransitivity, 49.4s TimeCoverageRelationStatistics Valid=2217, Invalid=13785, Unknown=0, NotChecked=0, Total=16002 [2020-10-27 02:15:55,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5182 states. [2020-10-27 02:15:56,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5182 to 3170. [2020-10-27 02:15:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3170 states. [2020-10-27 02:15:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 3170 states and 5107 transitions. [2020-10-27 02:15:56,913 INFO L78 Accepts]: Start accepts. Automaton has 3170 states and 5107 transitions. Word has length 165 [2020-10-27 02:15:56,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:15:56,914 INFO L481 AbstractCegarLoop]: Abstraction has 3170 states and 5107 transitions. [2020-10-27 02:15:56,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-27 02:15:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 5107 transitions. [2020-10-27 02:15:56,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-27 02:15:56,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:15:56,950 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2020-10-27 02:15:56,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:15:56,951 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]=== [2020-10-27 02:15:56,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:15:56,952 INFO L82 PathProgramCache]: Analyzing trace with hash 637255974, now seen corresponding path program 1 times [2020-10-27 02:15:56,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:15:56,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1948028280] [2020-10-27 02:15:56,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:15:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:15:57,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:57,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:57,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:57,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:57,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:57,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:57,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:15:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:00,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:02,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:02,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-27 02:16:02,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:16:02,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 02:16:02,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:02,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:02,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:16:02,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 140 [2020-10-27 02:16:02,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,064 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:16:03,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:16:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:03,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:03,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:03,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 02:16:03,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:03,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:03,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:03,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:16:03,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:16:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:03,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:16:03,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:03,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:03,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:03,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:03,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:03,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:16:03,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:16:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:03,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:16:03,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:03,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:03,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:03,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:16:03,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:16:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:03,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:03,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:03,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:03,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:03,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:03,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:03,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:03,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:16:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:03,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:16:03,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:03,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:03,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:03,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:03,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:03,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:16:03,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:16:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:03,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:03,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:03,466 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:16:03,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:16:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:03,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:03,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:05,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:05,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:05,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:08,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:08,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-27 02:16:08,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 02:16:08,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 02:16:08,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:08,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:08,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:16:08,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:08,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:08,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:16:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:08,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:08,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:08,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:08,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:09,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 02:16:09,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:16:09,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 800 [2020-10-27 02:16:09,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:09,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:09,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:16:09,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:09,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:09,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:09,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:09,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:16:09,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:09,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:16:09,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:09,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:09,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:16:09,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:16:09,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:09,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:16:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:09,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:09,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 02:16:09,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:16:09,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:16:09,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:16:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:16:09,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:09,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:16:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:09,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:09,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:16:09,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:09,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:16:09,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:09,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:09,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:09,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:16:09,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:09,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:09,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:09,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:16:09,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:09,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:09,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:09,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:09,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:09,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:09,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:09,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 02:16:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:09,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:09,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:10,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 585 [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:10,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:10,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:10,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:10,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:16:10,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:10,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:16:10,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:16:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:16:10,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:10,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:16:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:10,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:10,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 02:16:10,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:16:10,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:16:10,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:10,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:16:10,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:16:10,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:16:10,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:10,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:16:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:10,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:10,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:16:10,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:10,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:16:10,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:10,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:16:10,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:10,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:10,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:10,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:16:10,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:10,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:16:10,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:10,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:10,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:10,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:10,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:10,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:16:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:10,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:10,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:15,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:15,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 02:16:15,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:16:15,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 02:16:15,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:15,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:16:15,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:16:15,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 02:16:15,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:15,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:15,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:15,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:15,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:19,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:19,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 02:16:19,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:16:19,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4478 [2020-10-27 02:16:19,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:19,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:16:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:16:19,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 02:16:19,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:16:20,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:16:20,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:16:20,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:16:20,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:16:20,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:16:20,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:16:20,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:16:20,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:20,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:16:20,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:16:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:20,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:16:20,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:16:20,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:20,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 02:16:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:16:20,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:16:20,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 02:16:20,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:16:20,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:16:20,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:16:20,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:16:20,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:16:20,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:16:20,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:16:20,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:16:20,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:16:20,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:16:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:20,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:16:20,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:16:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:16:20,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 02:16:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:16:20,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:16:20,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:16:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:16:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:16:20,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 02:16:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:16:20,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:16:20,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:20,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:16:20,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:20,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:20,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:16:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:16:20,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:16:20,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:16:20,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:16:20,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:16:20,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:16:20,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:16:20,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:16:20,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:16:20,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:16:20,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:16:21,055 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-27 02:16:21,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1948028280] [2020-10-27 02:16:21,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:16:21,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-27 02:16:21,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363731546] [2020-10-27 02:16:21,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-27 02:16:21,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:16:21,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-27 02:16:21,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=909, Unknown=0, NotChecked=0, Total=992 [2020-10-27 02:16:21,062 INFO L87 Difference]: Start difference. First operand 3170 states and 5107 transitions. Second operand 32 states. [2020-10-27 02:16:22,955 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:16:24,495 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:16:25,518 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 02:16:26,713 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 418