/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/recursive-simple/fibo_20-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 04:00:09,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 04:00:09,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 04:00:09,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 04:00:09,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 04:00:09,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 04:00:09,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 04:00:09,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 04:00:09,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 04:00:09,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 04:00:09,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 04:00:09,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 04:00:09,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 04:00:09,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 04:00:09,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 04:00:09,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 04:00:09,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 04:00:09,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 04:00:09,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 04:00:09,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 04:00:09,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 04:00:09,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 04:00:09,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 04:00:09,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 04:00:09,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 04:00:09,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 04:00:09,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 04:00:09,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 04:00:09,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 04:00:09,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 04:00:09,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 04:00:09,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 04:00:09,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 04:00:09,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 04:00:09,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 04:00:09,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 04:00:09,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 04:00:09,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 04:00:09,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 04:00:09,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 04:00:09,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 04:00:09,397 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 04:00:09,446 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 04:00:09,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 04:00:09,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 04:00:09,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 04:00:09,452 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 04:00:09,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 04:00:09,452 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 04:00:09,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 04:00:09,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 04:00:09,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 04:00:09,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 04:00:09,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 04:00:09,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 04:00:09,455 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 04:00:09,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 04:00:09,455 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 04:00:09,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 04:00:09,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 04:00:09,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 04:00:09,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 04:00:09,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 04:00:09,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 04:00:09,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 04:00:09,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 04:00:09,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 04:00:09,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 04:00:09,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 04:00:09,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 04:00:09,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 04:00:09,458 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 04:00:09,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 04:00:09,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 04:00:09,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 04:00:09,881 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 04:00:09,882 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 04:00:09,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_20-1.c [2020-10-27 04:00:09,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40c195fe5/5df00678f70a4b1a9a6da41ea1100596/FLAG7be0a353e [2020-10-27 04:00:10,720 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 04:00:10,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_20-1.c [2020-10-27 04:00:10,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40c195fe5/5df00678f70a4b1a9a6da41ea1100596/FLAG7be0a353e [2020-10-27 04:00:11,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40c195fe5/5df00678f70a4b1a9a6da41ea1100596 [2020-10-27 04:00:11,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 04:00:11,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 04:00:11,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 04:00:11,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 04:00:11,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 04:00:11,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613cb519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11, skipping insertion in model container [2020-10-27 04:00:11,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 04:00:11,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 04:00:11,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 04:00:11,315 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 04:00:11,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 04:00:11,345 INFO L208 MainTranslator]: Completed translation [2020-10-27 04:00:11,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11 WrapperNode [2020-10-27 04:00:11,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 04:00:11,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 04:00:11,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 04:00:11,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 04:00:11,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (1/1) ... [2020-10-27 04:00:11,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 04:00:11,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 04:00:11,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 04:00:11,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 04:00:11,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (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 04:00:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 04:00:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 04:00:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 04:00:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-10-27 04:00:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 04:00:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 04:00:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 04:00:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 04:00:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 04:00:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 04:00:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-10-27 04:00:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 04:00:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 04:00:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 04:00:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 04:00:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 04:00:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 04:00:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 04:00:11,805 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 04:00:11,806 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 04:00:11,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:00:11 BoogieIcfgContainer [2020-10-27 04:00:11,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 04:00:11,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 04:00:11,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 04:00:11,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 04:00:11,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 04:00:11" (1/3) ... [2020-10-27 04:00:11,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514cb1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 04:00:11, skipping insertion in model container [2020-10-27 04:00:11,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:00:11" (2/3) ... [2020-10-27 04:00:11,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514cb1b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 04:00:11, skipping insertion in model container [2020-10-27 04:00:11,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:00:11" (3/3) ... [2020-10-27 04:00:11,834 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_20-1.c [2020-10-27 04:00:11,860 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 04:00:11,875 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 04:00:11,901 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 04:00:11,948 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 04:00:11,949 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 04:00:11,949 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 04:00:11,949 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 04:00:11,949 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 04:00:11,949 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 04:00:11,950 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 04:00:11,950 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 04:00:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-10-27 04:00:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-27 04:00:11,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:11,996 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:11,996 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:12,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:12,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1708859500, now seen corresponding path program 1 times [2020-10-27 04:00:12,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:12,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1253171175] [2020-10-27 04:00:12,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:12,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:12,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:12,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:12,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 04:00:12,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:00:12,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 626 [2020-10-27 04:00:12,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:12,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:00:12,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:12,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:12,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 04:00:12,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:12,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:12,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:12,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:12,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:12,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:00:12,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:12,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:12,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:12,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:12,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:12,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:12,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:12,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:12,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:00:12,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:12,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:00:12,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:12,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:12,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:00:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 04:00:13,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1253171175] [2020-10-27 04:00:13,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 04:00:13,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 04:00:13,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16745471] [2020-10-27 04:00:13,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 04:00:13,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:13,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 04:00:13,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-27 04:00:13,082 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 6 states. [2020-10-27 04:00:13,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:00:13,426 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2020-10-27 04:00:13,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 04:00:13,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-27 04:00:13,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:00:13,438 INFO L225 Difference]: With dead ends: 41 [2020-10-27 04:00:13,439 INFO L226 Difference]: Without dead ends: 23 [2020-10-27 04:00:13,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 04:00:13,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-27 04:00:13,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-27 04:00:13,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-27 04:00:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-27 04:00:13,492 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 15 [2020-10-27 04:00:13,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:00:13,493 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-27 04:00:13,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 04:00:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-27 04:00:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-27 04:00:13,495 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:13,496 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:13,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 04:00:13,496 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:13,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:13,497 INFO L82 PathProgramCache]: Analyzing trace with hash -308126725, now seen corresponding path program 1 times [2020-10-27 04:00:13,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:13,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944643254] [2020-10-27 04:00:13,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:13,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:13,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:13,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:13,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:16,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 04:00:16,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:00:16,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2512 [2020-10-27 04:00:16,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:16,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:00:16,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:16,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 04:00:16,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:16,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:16,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:16,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:16,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:16,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:00:16,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:16,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:16,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:16,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:16,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:16,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:16,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:16,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:00:16,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:00:16,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-27 04:00:16,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:16,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:00:16,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:16,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 04:00:16,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:16,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:16,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:16,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:16,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:16,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:16,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:16,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:16,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:16,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:16,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:16,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:00:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:16,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:16,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:16,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:16,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 04:00:16,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:16,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:00:16,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:16,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:00:16,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 04:00:16,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944643254] [2020-10-27 04:00:16,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:00:16,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 04:00:16,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280761277] [2020-10-27 04:00:16,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 04:00:16,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:16,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 04:00:16,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 04:00:16,368 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 8 states. [2020-10-27 04:00:16,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:00:16,716 INFO L93 Difference]: Finished difference Result 35 states and 45 transitions. [2020-10-27 04:00:16,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 04:00:16,717 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-27 04:00:16,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:00:16,720 INFO L225 Difference]: With dead ends: 35 [2020-10-27 04:00:16,720 INFO L226 Difference]: Without dead ends: 30 [2020-10-27 04:00:16,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-27 04:00:16,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-27 04:00:16,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2020-10-27 04:00:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-27 04:00:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2020-10-27 04:00:16,754 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 28 [2020-10-27 04:00:16,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:00:16,754 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2020-10-27 04:00:16,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 04:00:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2020-10-27 04:00:16,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-27 04:00:16,758 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:16,758 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:16,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 04:00:16,758 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:16,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:16,759 INFO L82 PathProgramCache]: Analyzing trace with hash 977084561, now seen corresponding path program 1 times [2020-10-27 04:00:16,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:16,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [869031100] [2020-10-27 04:00:16,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:16,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:16,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:17,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:18,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:00:18,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 04:00:18,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1676 [2020-10-27 04:00:18,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:18,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:00:18,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 04:00:18,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:18,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:18,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:18,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:18,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:18,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:00:18,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:18,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:18,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:18,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:18,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 04:00:18,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:00:18,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-27 04:00:18,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:18,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:00:18,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:18,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:00:18,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:18,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:18,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:18,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:18,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:18,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 04:00:18,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:18,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:00:18,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:18,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:00:18,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:18,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:00:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:18,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:18,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:18,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:18,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:18,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:18,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:18,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:00:18,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-27 04:00:18,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [869031100] [2020-10-27 04:00:18,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:00:18,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 04:00:18,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581886188] [2020-10-27 04:00:18,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 04:00:18,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:18,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 04:00:18,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-27 04:00:18,757 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 7 states. [2020-10-27 04:00:19,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:00:19,088 INFO L93 Difference]: Finished difference Result 43 states and 63 transitions. [2020-10-27 04:00:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 04:00:19,088 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2020-10-27 04:00:19,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:00:19,091 INFO L225 Difference]: With dead ends: 43 [2020-10-27 04:00:19,091 INFO L226 Difference]: Without dead ends: 38 [2020-10-27 04:00:19,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-27 04:00:19,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-10-27 04:00:19,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 30. [2020-10-27 04:00:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-27 04:00:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 40 transitions. [2020-10-27 04:00:19,106 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 40 transitions. Word has length 30 [2020-10-27 04:00:19,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:00:19,107 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 40 transitions. [2020-10-27 04:00:19,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 04:00:19,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2020-10-27 04:00:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-27 04:00:19,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:19,111 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:19,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 04:00:19,111 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:19,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:19,112 INFO L82 PathProgramCache]: Analyzing trace with hash -483926242, now seen corresponding path program 1 times [2020-10-27 04:00:19,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:19,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [821985455] [2020-10-27 04:00:19,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:19,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:19,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:19,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:19,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:19,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:19,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:19,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:21,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:24,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 04:00:24,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 04:00:24,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:00:24,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:24,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:00:24,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:24,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 04:00:24,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:00:24,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:24,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:24,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:24,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:24,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:24,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:24,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:24,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:24,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:24,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:24,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:25,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:25,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:00:25,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 04:00:25,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1698 [2020-10-27 04:00:25,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:25,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:00:25,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:25,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 04:00:25,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:25,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:25,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:25,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:25,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:26,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:00:26,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:00:26,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 04:00:26,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:26,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:26,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:26,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 04:00:26,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:00:26,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:26,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:26,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:26,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:26,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:26,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:26,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:26,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:26,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:26,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:00:26,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:00:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:26,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:26,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:26,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:26,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:00:26,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:26,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:26,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:26,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:26,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:26,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 04:00:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:26,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:26,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:26,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:26,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:00:26,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:26,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:00:26,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:26,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:00:26,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:26,106 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 04:00:26,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [821985455] [2020-10-27 04:00:26,107 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:00:26,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 04:00:26,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594915777] [2020-10-27 04:00:26,108 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 04:00:26,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:26,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 04:00:26,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-27 04:00:26,109 INFO L87 Difference]: Start difference. First operand 30 states and 40 transitions. Second operand 8 states. [2020-10-27 04:00:26,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:00:26,526 INFO L93 Difference]: Finished difference Result 49 states and 77 transitions. [2020-10-27 04:00:26,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 04:00:26,527 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2020-10-27 04:00:26,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:00:26,529 INFO L225 Difference]: With dead ends: 49 [2020-10-27 04:00:26,530 INFO L226 Difference]: Without dead ends: 44 [2020-10-27 04:00:26,530 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-10-27 04:00:26,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-27 04:00:26,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 39. [2020-10-27 04:00:26,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-10-27 04:00:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 59 transitions. [2020-10-27 04:00:26,559 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 59 transitions. Word has length 42 [2020-10-27 04:00:26,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:00:26,560 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 59 transitions. [2020-10-27 04:00:26,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 04:00:26,562 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2020-10-27 04:00:26,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-27 04:00:26,566 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:26,566 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:26,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 04:00:26,567 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:26,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:26,567 INFO L82 PathProgramCache]: Analyzing trace with hash 298102888, now seen corresponding path program 2 times [2020-10-27 04:00:26,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:26,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1779630408] [2020-10-27 04:00:26,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:26,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:26,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:31,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 04:00:31,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 04:00:31,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 04:00:31,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:31,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:00:31,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:31,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 04:00:31,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:31,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:31,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:31,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:31,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:31,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 04:00:31,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:31,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:31,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:31,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:31,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:31,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:31,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:31,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:33,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:36,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 04:00:36,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 04:00:36,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:00:36,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:36,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:00:36,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:00:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 04:00:36,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:36,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:36,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:36,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:00:36,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:00:36,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 04:00:36,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:00:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:36,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 04:00:36,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:36,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:36,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:36,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:36,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:36,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 04:00:36,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:00:36,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:36,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:00:36,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:36,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:00:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:36,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:36,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:36,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:36,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:36,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:36,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:36,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 04:00:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:36,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:36,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:37,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:37,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:00:37,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:00:37,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-27 04:00:37,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:37,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:00:37,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 04:00:37,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 04:00:37,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 04:00:37,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:37,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:37,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:37,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:37,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:37,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:37,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:00:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:00:37,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:00:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:37,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:37,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:37,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:37,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 04:00:37,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:00:37,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 04:00:37,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:37,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:00:37,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:37,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 04:00:37,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:37,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:37,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:37,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:37,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:37,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:37,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:00:37,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:37,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:37,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 04:00:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:37,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:37,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:37,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:37,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:37,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:00:37,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:37,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:37,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:37,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:37,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:37,272 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 58 proven. 62 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-10-27 04:00:37,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1779630408] [2020-10-27 04:00:37,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:00:37,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 04:00:37,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674996366] [2020-10-27 04:00:37,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 04:00:37,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:37,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 04:00:37,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 04:00:37,275 INFO L87 Difference]: Start difference. First operand 39 states and 59 transitions. Second operand 14 states. [2020-10-27 04:00:38,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:00:38,095 INFO L93 Difference]: Finished difference Result 72 states and 111 transitions. [2020-10-27 04:00:38,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 04:00:38,095 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 68 [2020-10-27 04:00:38,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:00:38,097 INFO L225 Difference]: With dead ends: 72 [2020-10-27 04:00:38,097 INFO L226 Difference]: Without dead ends: 40 [2020-10-27 04:00:38,099 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=114, Invalid=392, Unknown=0, NotChecked=0, Total=506 [2020-10-27 04:00:38,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2020-10-27 04:00:38,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 34. [2020-10-27 04:00:38,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-27 04:00:38,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2020-10-27 04:00:38,109 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 40 transitions. Word has length 68 [2020-10-27 04:00:38,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:00:38,109 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 40 transitions. [2020-10-27 04:00:38,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 04:00:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2020-10-27 04:00:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-27 04:00:38,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:38,111 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:38,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 04:00:38,111 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:38,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:38,112 INFO L82 PathProgramCache]: Analyzing trace with hash -922133351, now seen corresponding path program 3 times [2020-10-27 04:00:38,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:38,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1597212659] [2020-10-27 04:00:38,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:38,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:38,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:42,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:42,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:43,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 04:00:43,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 04:00:43,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 04:00:43,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:43,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:00:43,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:43,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 04:00:43,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:43,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:43,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:43,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:43,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:43,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:43,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:43,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:43,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:43,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:43,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:43,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 04:00:48,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:00:48,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:00:48,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:00:48,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:48,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-27 04:00:48,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:00:48,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:48,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:48,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:48,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:48,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:48,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:00:48,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:00:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:48,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:48,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:00:48,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:00:48,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:48,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:00:48,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:00:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:00:48,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:48,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 04:00:48,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:48,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:48,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:00:48,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:48,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:48,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:48,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:48,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:48,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:48,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:00:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:48,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:48,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:48,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:48,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:48,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:48,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:48,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:48,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:48,445 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 17 proven. 47 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 04:00:48,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1597212659] [2020-10-27 04:00:48,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:00:48,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 04:00:48,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859395937] [2020-10-27 04:00:48,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 04:00:48,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:48,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 04:00:48,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 04:00:48,450 INFO L87 Difference]: Start difference. First operand 34 states and 40 transitions. Second operand 10 states. [2020-10-27 04:00:48,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:00:48,879 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2020-10-27 04:00:48,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 04:00:48,880 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2020-10-27 04:00:48,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:00:48,882 INFO L225 Difference]: With dead ends: 47 [2020-10-27 04:00:48,883 INFO L226 Difference]: Without dead ends: 42 [2020-10-27 04:00:48,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-27 04:00:48,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-10-27 04:00:48,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2020-10-27 04:00:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-10-27 04:00:48,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 51 transitions. [2020-10-27 04:00:48,893 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 51 transitions. Word has length 56 [2020-10-27 04:00:48,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:00:48,894 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 51 transitions. [2020-10-27 04:00:48,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 04:00:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2020-10-27 04:00:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 04:00:48,896 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:00:48,896 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:00:48,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 04:00:48,896 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:00:48,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:00:48,897 INFO L82 PathProgramCache]: Analyzing trace with hash -756009077, now seen corresponding path program 4 times [2020-10-27 04:00:48,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:00:48,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738907171] [2020-10-27 04:00:48,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:00:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:48,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:48,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:49,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:50,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:50,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:50,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:51,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:53,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-27 04:00:53,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:53,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:00:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:53,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:53,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:53,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:53,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:53,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:00:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:53,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:54,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:55,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:56,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:56,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:56,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:58,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:58,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:58,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 04:00:58,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-27 04:00:58,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 04:00:58,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:58,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:00:58,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:00:58,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-27 04:00:58,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 353 [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:00:59,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:00:59,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:00:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:59,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:00:59,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:00:59,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:00:59,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:00:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:59,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:59,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:00:59,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:00:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:59,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:00:59,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:00:59,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:00:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:00:59,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 04:00:59,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:00:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:00:59,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:59,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:00:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:59,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:59,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:59,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:59,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:00:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:00:59,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:59,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:59,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:00:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:00:59,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:00:59,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:00:59,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:00:59,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:00:59,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:00:59,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:00:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:00:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:00:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:00:59,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:00:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 28 proven. 133 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-27 04:00:59,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1738907171] [2020-10-27 04:00:59,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:00:59,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 04:00:59,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895456892] [2020-10-27 04:00:59,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 04:00:59,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:00:59,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 04:00:59,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-27 04:00:59,636 INFO L87 Difference]: Start difference. First operand 39 states and 51 transitions. Second operand 11 states. [2020-10-27 04:01:00,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:01:00,186 INFO L93 Difference]: Finished difference Result 108 states and 199 transitions. [2020-10-27 04:01:00,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 04:01:00,186 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 84 [2020-10-27 04:01:00,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:01:00,189 INFO L225 Difference]: With dead ends: 108 [2020-10-27 04:01:00,189 INFO L226 Difference]: Without dead ends: 76 [2020-10-27 04:01:00,191 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2020-10-27 04:01:00,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-10-27 04:01:00,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 63. [2020-10-27 04:01:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-10-27 04:01:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 96 transitions. [2020-10-27 04:01:00,211 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 96 transitions. Word has length 84 [2020-10-27 04:01:00,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:01:00,211 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 96 transitions. [2020-10-27 04:01:00,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 04:01:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2020-10-27 04:01:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-27 04:01:00,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:01:00,215 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 16, 11, 11, 11, 11, 11, 11, 11, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:01:00,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 04:01:00,215 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:01:00,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:01:00,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1327715517, now seen corresponding path program 5 times [2020-10-27 04:01:00,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:01:00,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [675711845] [2020-10-27 04:01:00,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:01:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:00,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:00,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:01,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:01,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:01,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:01,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:01,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:02,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:02,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:01:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 04:01:05,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:05,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:01:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:05,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:05,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:01:05,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:05,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:01:05,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:05,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:05,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:05,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:05,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:05,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:01:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:05,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:05,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:06,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:07,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:07,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:07,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:07,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:10,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-27 04:01:10,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-27 04:01:10,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 04:01:10,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:10,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 04:01:10,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:01:10,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-27 04:01:10,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:10,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:10,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:10,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:12,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:12,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:15,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:15,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 04:01:15,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:01:15,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 04:01:15,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:15,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:01:15,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:15,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 04:01:15,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:15,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:15,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:15,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:15,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:15,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:15,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 562 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 04:01:16,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:16,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:01:16,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:16,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:16,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:16,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:16,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:16,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:16,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:16,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:16,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:16,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:16,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:01:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:16,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:16,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:16,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 04:01:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:16,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:01:16,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:16,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:01:16,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:16,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:16,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:16,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:16,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:16,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:16,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:16,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:16,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:16,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:16,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:16,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:16,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:16,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 04:01:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:16,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:16,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:17,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:17,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:17,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:17,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:21,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-27 04:01:21,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 04:01:21,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 04:01:21,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:21,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 04:01:21,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:01:21,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 04:01:21,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:21,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:21,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:21,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:22,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 04:01:22,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 04:01:22,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 893 [2020-10-27 04:01:22,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:01:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:01:22,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:22,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:22,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:22,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:22,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:01:22,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:22,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:22,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:22,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:01:22,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:22,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:22,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:22,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:22,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:22,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:22,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:22,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:22,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:01:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:22,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:01:22,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:22,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 04:01:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:22,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:22,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:23,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2626 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-27 04:01:24,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:24,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:24,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:24,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:24,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:24,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:25,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:25,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:01:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-27 04:01:25,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:01:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:01:25,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:25,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:25,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:01:25,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:25,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:25,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:01:25,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:25,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:01:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:25,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:01:25,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:25,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:01:25,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:25,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:25,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:01:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:25,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:25,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:25,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:25,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:01:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 473 proven. 207 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2020-10-27 04:01:25,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [675711845] [2020-10-27 04:01:25,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:01:25,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 04:01:25,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561309655] [2020-10-27 04:01:25,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 04:01:25,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:01:25,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 04:01:25,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2020-10-27 04:01:25,394 INFO L87 Difference]: Start difference. First operand 63 states and 96 transitions. Second operand 18 states. [2020-10-27 04:01:26,275 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-10-27 04:01:26,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:01:26,619 INFO L93 Difference]: Finished difference Result 114 states and 186 transitions. [2020-10-27 04:01:26,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 04:01:26,620 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 163 [2020-10-27 04:01:26,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:01:26,621 INFO L225 Difference]: With dead ends: 114 [2020-10-27 04:01:26,621 INFO L226 Difference]: Without dead ends: 56 [2020-10-27 04:01:26,624 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=178, Invalid=692, Unknown=0, NotChecked=0, Total=870 [2020-10-27 04:01:26,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-10-27 04:01:26,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2020-10-27 04:01:26,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-10-27 04:01:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2020-10-27 04:01:26,635 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 163 [2020-10-27 04:01:26,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:01:26,636 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2020-10-27 04:01:26,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 04:01:26,636 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2020-10-27 04:01:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 04:01:26,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:01:26,639 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:01:26,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 04:01:26,639 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:01:26,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:01:26,640 INFO L82 PathProgramCache]: Analyzing trace with hash 564299598, now seen corresponding path program 6 times [2020-10-27 04:01:26,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:01:26,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [984002883] [2020-10-27 04:01:26,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:01:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:26,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:26,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:27,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:27,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:27,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:27,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:27,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:28,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:28,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:01:31,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 04:01:31,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:31,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:01:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:31,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:31,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:31,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:31,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:31,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:01:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:31,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:31,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:31,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:31,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:31,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:32,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:32,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:36,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-27 04:01:36,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:36,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:36,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:36,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:36,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:36,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:37,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:41,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:01:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:41,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:41,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:41,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:41,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 279 [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:01:42,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:01:42,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:42,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:42,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:42,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:42,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:42,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:42,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:42,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:42,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:01:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:01:42,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:01:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:42,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:01:42,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:01:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:42,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:42,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:42,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:42,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:42,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:01:42,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:42,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:01:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:42,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:42,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:47,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 04:01:47,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:47,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:47,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:47,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:52,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:52,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:01:52,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:52,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:52,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:52,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:52,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:52,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:52,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:52,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 904 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:01:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:01:53,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:53,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:01:53,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:01:53,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:01:53,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:01:53,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:53,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:53,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:01:53,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:01:53,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:01:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:53,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:53,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:01:53,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:53,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:01:53,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:01:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:01:53,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:53,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:01:53,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:01:53,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:01:53,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:01:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:53,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:53,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:01:53,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:53,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:53,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:01:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:01:53,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:53,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:01:53,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:01:53,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:01:53,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:01:53,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:01:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:53,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:53,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:01:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:01:53,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:01:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 382 proven. 290 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2020-10-27 04:01:53,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [984002883] [2020-10-27 04:01:53,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:01:53,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 04:01:53,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574284910] [2020-10-27 04:01:53,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 04:01:53,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:01:53,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 04:01:53,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-10-27 04:01:53,410 INFO L87 Difference]: Start difference. First operand 56 states and 69 transitions. Second operand 16 states. [2020-10-27 04:01:55,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:01:55,144 INFO L93 Difference]: Finished difference Result 134 states and 225 transitions. [2020-10-27 04:01:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 04:01:55,144 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 152 [2020-10-27 04:01:55,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:01:55,148 INFO L225 Difference]: With dead ends: 134 [2020-10-27 04:01:55,148 INFO L226 Difference]: Without dead ends: 87 [2020-10-27 04:01:55,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=267, Invalid=993, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 04:01:55,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-27 04:01:55,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 73. [2020-10-27 04:01:55,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-27 04:01:55,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 93 transitions. [2020-10-27 04:01:55,169 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 93 transitions. Word has length 152 [2020-10-27 04:01:55,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:01:55,169 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 93 transitions. [2020-10-27 04:01:55,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 04:01:55,170 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2020-10-27 04:01:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 04:01:55,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:01:55,174 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 18, 11, 11, 11, 11, 11, 11, 11, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:01:55,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 04:01:55,175 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:01:55,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:01:55,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1691779595, now seen corresponding path program 7 times [2020-10-27 04:01:55,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:01:55,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [444295940] [2020-10-27 04:01:55,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:01:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:01:55,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:55,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:55,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:55,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:55,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:01:55,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:00,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-27 04:02:00,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:02:00,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 04:02:00,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:00,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:02:00,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:02:00,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-27 04:02:00,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:00,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:02:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:00,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:00,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:02:00,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:00,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:00,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:00,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:00,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:00,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:00,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:00,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:02:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:00,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:00,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:01,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:01,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:05,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-27 04:02:05,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:05,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:05,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:05,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:07,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:07,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:08,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:10,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-27 04:02:10,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-27 04:02:10,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 04:02:10,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 04:02:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:02:10,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 04:02:10,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:10,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:10,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:10,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:02:15,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:02:15,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:02:15,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:02:15,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:02:15,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:02:15,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 04:02:15,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:15,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:02:15,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:15,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:15,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:15,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:15,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:15,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:15,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:15,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:15,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:15,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:02:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:15,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:15,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:15,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:15,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:02:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:15,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:02:15,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 04:02:15,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:02:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:02:15,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:02:15,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:02:15,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:02:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:02:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:02:15,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:02:15,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:15,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:15,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:15,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:15,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:15,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 04:02:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:15,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:15,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:16,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:16,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:20,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:20,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:02:20,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 04:02:20,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:02:20,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:20,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:02:20,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:02:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 04:02:20,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:20,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:20,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:20,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:20,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:20,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:20,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:20,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:02:22,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:02:22,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1453 [2020-10-27 04:02:22,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:02:22,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:02:22,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:02:22,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:22,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:22,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:22,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:22,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:22,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:02:22,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:02:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:22,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:22,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:22,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:22,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:22,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:02:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:02:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:22,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:22,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:22,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:22,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:22,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:22,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:02:22,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:22,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:22,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:22,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:22,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 403 proven. 388 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2020-10-27 04:02:22,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [444295940] [2020-10-27 04:02:22,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:02:22,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 04:02:22,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050782144] [2020-10-27 04:02:22,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 04:02:22,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:02:22,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 04:02:22,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2020-10-27 04:02:22,454 INFO L87 Difference]: Start difference. First operand 73 states and 93 transitions. Second operand 18 states. [2020-10-27 04:02:23,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:02:23,716 INFO L93 Difference]: Finished difference Result 141 states and 194 transitions. [2020-10-27 04:02:23,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 04:02:23,717 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 165 [2020-10-27 04:02:23,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:02:23,719 INFO L225 Difference]: With dead ends: 141 [2020-10-27 04:02:23,720 INFO L226 Difference]: Without dead ends: 83 [2020-10-27 04:02:23,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=238, Invalid=818, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 04:02:23,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-27 04:02:23,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 80. [2020-10-27 04:02:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-27 04:02:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 102 transitions. [2020-10-27 04:02:23,743 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 102 transitions. Word has length 165 [2020-10-27 04:02:23,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:02:23,744 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 102 transitions. [2020-10-27 04:02:23,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 04:02:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2020-10-27 04:02:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-27 04:02:23,752 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:02:23,752 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 25, 15, 15, 15, 15, 15, 15, 15, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:02:23,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 04:02:23,752 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:02:23,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:02:23,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1011218065, now seen corresponding path program 8 times [2020-10-27 04:02:23,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:02:23,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [411386414] [2020-10-27 04:02:23,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:02:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:23,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:23,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:23,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:23,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:24,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:24,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:24,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:24,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:24,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:25,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:25,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:25,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:26,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:28,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 290 [2020-10-27 04:02:28,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-27 04:02:28,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 04:02:28,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:28,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:02:28,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:02:28,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 04:02:28,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:28,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:02:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:28,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:28,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:28,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:02:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:28,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:28,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:29,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:30,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:30,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:30,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:30,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:30,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:33,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-27 04:02:33,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:33,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:34,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:34,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:35,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:37,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:37,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:38,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:38,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:38,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:38,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:39,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:02:39,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-27 04:02:39,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 04:02:39,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:39,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 04:02:39,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:39,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:02:39,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:39,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:39,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:39,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:40,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:40,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:40,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:41,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:41,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:44,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:44,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:02:44,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-27 04:02:44,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 04:02:44,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:44,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:02:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:02:44,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:44,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:44,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:44,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:44,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:44,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:44,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:44,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:02:45,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:02:45,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1380 [2020-10-27 04:02:45,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:02:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:02:45,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:45,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:02:45,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 04:02:45,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:02:45,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:02:45,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:02:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:02:45,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:02:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:45,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:45,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:45,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:02:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:45,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:45,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:02:45,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:45,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:02:45,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:45,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:45,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:02:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:02:45,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:45,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:45,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:45,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:02:46,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:46,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:46,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:46,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:46,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:46,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:46,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:46,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:46,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:46,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:02:46,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:46,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:02:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:46,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:46,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:46,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:46,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:46,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:46,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:46,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:46,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:46,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:46,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 04:02:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:46,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:46,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:51,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:02:51,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 04:02:51,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 04:02:51,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:02:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:02:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-27 04:02:51,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:51,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:51,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:51,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:52,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:52,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:52,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:52,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:52,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:52,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:02:56,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 04:02:56,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 04:02:56,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:02:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:02:56,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:02:56,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:56,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:56,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:56,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:56,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:56,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:02:56,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:02:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:56,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:56,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:02:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:02:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:56,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:02:56,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:56,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:02:56,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:56,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:02:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:02:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:02:56,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:02:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:56,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:56,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:02:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:02:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:56,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:56,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:02:56,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:02:56,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:02:56,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:02:56,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:02:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:02:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:02:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:02:56,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:02:56,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 410 proven. 948 refuted. 0 times theorem prover too weak. 1222 trivial. 0 not checked. [2020-10-27 04:02:56,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [411386414] [2020-10-27 04:02:56,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:02:56,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-27 04:02:56,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770207809] [2020-10-27 04:02:56,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 04:02:56,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:02:56,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 04:02:56,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2020-10-27 04:02:56,455 INFO L87 Difference]: Start difference. First operand 80 states and 102 transitions. Second operand 24 states. [2020-10-27 04:02:58,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:02:58,604 INFO L93 Difference]: Finished difference Result 168 states and 245 transitions. [2020-10-27 04:02:58,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 04:02:58,605 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 220 [2020-10-27 04:02:58,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:02:58,608 INFO L225 Difference]: With dead ends: 168 [2020-10-27 04:02:58,608 INFO L226 Difference]: Without dead ends: 103 [2020-10-27 04:02:58,609 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 60 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=371, Invalid=1521, Unknown=0, NotChecked=0, Total=1892 [2020-10-27 04:02:58,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-27 04:02:58,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 82. [2020-10-27 04:02:58,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-27 04:02:58,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2020-10-27 04:02:58,626 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 106 transitions. Word has length 220 [2020-10-27 04:02:58,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:02:58,626 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 106 transitions. [2020-10-27 04:02:58,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-27 04:02:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2020-10-27 04:02:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-10-27 04:02:58,633 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:02:58,634 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:02:58,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 04:02:58,634 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:02:58,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:02:58,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1616639890, now seen corresponding path program 9 times [2020-10-27 04:02:58,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:02:58,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [161083201] [2020-10-27 04:02:58,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:02:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:02:58,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:58,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:58,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:58,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:58,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:59,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:02:59,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:01,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:01,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:03,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:03,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 257 [2020-10-27 04:03:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:03,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:03,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:03,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:03,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:03,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:03,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:03,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:03,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:03,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:04,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:04,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:04,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:04,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:08,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 359 [2020-10-27 04:03:08,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:08,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:08,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:08,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:08,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:08,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:09,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:10,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:13,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-27 04:03:13,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:13,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:13,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:13,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:13,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:13,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:14,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:14,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:15,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:18,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:18,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:03:18,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 04:03:18,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 04:03:18,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:18,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 04:03:18,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:18,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:03:18,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:18,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:18,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:18,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:18,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:18,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:19,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:23,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:23,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:03:23,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:23,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:23,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:23,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:23,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 304 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:03:24,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 04:03:24,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 04:03:24,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:03:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:03:24,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:03:24,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:24,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:24,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:03:24,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:24,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:24,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 04:03:24,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:03:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:03:24,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:24,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:03:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:24,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 04:03:24,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:03:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:24,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 04:03:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:03:24,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 04:03:24,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:24,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 04:03:24,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:24,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:24,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:03:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:24,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 04:03:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-27 04:03:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:03:24,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 04:03:24,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:24,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:03:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:24,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:24,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:03:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:24,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:24,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:24,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:24,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:24,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:24,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:24,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:24,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:24,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:24,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 204 proven. 1154 refuted. 0 times theorem prover too weak. 3210 trivial. 0 not checked. [2020-10-27 04:03:24,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [161083201] [2020-10-27 04:03:24,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 04:03:24,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 04:03:24,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044105719] [2020-10-27 04:03:24,778 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 04:03:24,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 04:03:24,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 04:03:24,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-27 04:03:24,779 INFO L87 Difference]: Start difference. First operand 82 states and 106 transitions. Second operand 14 states. [2020-10-27 04:03:25,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 04:03:25,669 INFO L93 Difference]: Finished difference Result 92 states and 126 transitions. [2020-10-27 04:03:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 04:03:25,669 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 288 [2020-10-27 04:03:25,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 04:03:25,673 INFO L225 Difference]: With dead ends: 92 [2020-10-27 04:03:25,673 INFO L226 Difference]: Without dead ends: 87 [2020-10-27 04:03:25,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2020-10-27 04:03:25,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-27 04:03:25,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-10-27 04:03:25,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-27 04:03:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2020-10-27 04:03:25,690 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 288 [2020-10-27 04:03:25,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 04:03:25,690 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2020-10-27 04:03:25,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 04:03:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2020-10-27 04:03:25,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2020-10-27 04:03:25,709 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 04:03:25,709 INFO L422 BasicCegarLoop]: trace histogram [103, 103, 83, 51, 51, 51, 51, 51, 51, 51, 32, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 04:03:25,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 04:03:25,710 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 04:03:25,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 04:03:25,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1703120847, now seen corresponding path program 10 times [2020-10-27 04:03:25,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 04:03:25,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [846338387] [2020-10-27 04:03:25,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 04:03:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:25,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:26,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:30,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 924 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5071 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 04:03:30,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:31,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 04:03:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:31,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:31,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 04:03:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:31,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:31,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:32,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:32,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:32,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:33,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:34,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:34,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:34,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:34,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:34,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:34,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:35,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 908 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 384 [2020-10-27 04:03:36,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:36,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:36,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:36,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:37,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:38,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:40,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:41,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 252 [2020-10-27 04:03:41,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:41,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:41,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:41,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:43,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:44,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:44,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:44,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:44,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:44,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:46,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 04:03:46,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-27 04:03:46,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 04:03:46,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:46,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 04:03:46,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:46,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-27 04:03:46,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:46,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:46,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:46,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:47,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:49,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:49,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:49,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:49,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:49,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:50,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:50,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:51,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 04:03:51,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-27 04:03:51,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 04:03:51,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:51,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 04:03:51,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:51,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 04:03:51,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:51,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:51,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:51,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:52,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:03:56,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 04:03:56,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 04:03:56,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:03:56,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 04:03:56,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 04:03:56,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:56,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:56,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:56,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:56,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:56,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:56,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:56,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:56,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:56,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:56,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:56,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:56,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:56,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:03:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 04:03:56,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:03:56,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:56,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:56,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:56,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:56,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:56,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:56,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:56,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 04:03:56,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:56,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 04:03:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:56,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:56,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:57,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 04:03:57,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 710 [2020-10-27 04:03:57,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 04:03:57,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 04:03:57,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:57,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 04:03:57,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 04:03:57,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:57,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:57,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:57,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:57,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 04:03:57,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 04:03:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 04:03:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 04:03:57,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:57,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 04:03:57,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 04:03:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:57,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:57,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 04:03:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:03:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 04:03:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 04:03:57,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:03:57,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 04:03:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:03:57,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:57,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:58,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:03:59,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 04:04:02,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 04:04:02,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 04:04:02,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 04:04:02,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 04:04:02,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 04:04:02,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 04:04:02,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-27 04:04:02,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 04:04:02,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 04:04:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 04:04:02,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:02,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:03,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 04:04:04,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking...