/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=DEEPEST --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/Fibonacci05.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:28:30,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:28:30,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:28:30,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:28:30,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:28:30,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:28:30,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:28:30,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:28:30,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:28:30,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:28:30,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:28:30,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:28:30,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:28:30,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:28:30,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:28:30,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:28:30,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:28:30,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:28:30,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:28:30,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:28:30,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:28:30,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:28:30,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:28:30,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:28:30,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:28:30,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:28:30,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:28:30,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:28:30,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:28:30,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:28:30,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:28:30,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:28:30,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:28:30,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:28:30,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:28:30,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:28:30,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:28:30,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:28:30,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:28:30,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:28:30,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:28:30,881 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 22:28:30,912 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:28:30,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:28:30,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:28:30,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:28:30,914 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:28:30,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:28:30,915 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:28:30,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:28:30,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:28:30,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:28:30,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:28:30,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:28:30,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:28:30,916 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:28:30,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:28:30,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:28:30,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:28:30,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:28:30,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:28:30,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:28:30,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:28:30,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:28:30,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:28:30,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:28:30,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:28:30,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:28:30,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:28:30,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:28:30,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:28:30,919 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:28:31,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:28:31,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:28:31,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:28:31,356 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:28:31,356 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:28:31,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci05.c [2020-10-27 22:28:31,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a94f37d0c/25bdb9f03a614791b91d41090f8efc14/FLAG19a11f287 [2020-10-27 22:28:32,197 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:28:32,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/Fibonacci05.c [2020-10-27 22:28:32,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a94f37d0c/25bdb9f03a614791b91d41090f8efc14/FLAG19a11f287 [2020-10-27 22:28:32,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a94f37d0c/25bdb9f03a614791b91d41090f8efc14 [2020-10-27 22:28:32,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:28:32,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:28:32,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:28:32,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:28:32,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:28:32,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a6a153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32, skipping insertion in model container [2020-10-27 22:28:32,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:28:32,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:28:32,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:28:32,770 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:28:32,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:28:32,806 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:28:32,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32 WrapperNode [2020-10-27 22:28:32,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:28:32,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:28:32,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:28:32,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:28:32,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (1/1) ... [2020-10-27 22:28:32,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:28:32,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:28:32,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:28:32,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:28:32,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (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 22:28:32,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:28:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:28:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:28:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2020-10-27 22:28:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:28:32,944 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:28:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:28:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:28:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:28:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:28:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2020-10-27 22:28:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:28:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:28:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:28:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:28:32,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:28:32,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:28:32,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:28:33,360 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:28:33,361 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 22:28:33,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:28:33 BoogieIcfgContainer [2020-10-27 22:28:33,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:28:33,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:28:33,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:28:33,369 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:28:33,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:28:32" (1/3) ... [2020-10-27 22:28:33,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c14c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:28:33, skipping insertion in model container [2020-10-27 22:28:33,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:28:32" (2/3) ... [2020-10-27 22:28:33,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c14c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:28:33, skipping insertion in model container [2020-10-27 22:28:33,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:28:33" (3/3) ... [2020-10-27 22:28:33,374 INFO L111 eAbstractionObserver]: Analyzing ICFG Fibonacci05.c [2020-10-27 22:28:33,389 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:28:33,394 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 22:28:33,409 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 22:28:33,468 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:28:33,468 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:28:33,468 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:28:33,469 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:28:33,469 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:28:33,469 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:28:33,469 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:28:33,469 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:28:33,503 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-10-27 22:28:33,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-27 22:28:33,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:33,511 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:33,511 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:33,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:33,523 INFO L82 PathProgramCache]: Analyzing trace with hash 2107265492, now seen corresponding path program 1 times [2020-10-27 22:28:33,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:33,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [571561711] [2020-10-27 22:28:33,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:33,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:28:34,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:34,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 291 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:28:34,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:28:34,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:34,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:28:34,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:34,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:34,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:34,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:34,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:28:34,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:34,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:34,362 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 22:28:34,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [571561711] [2020-10-27 22:28:34,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:28:34,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:28:34,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900301075] [2020-10-27 22:28:34,372 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:28:34,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:34,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:28:34,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:28:34,391 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 6 states. [2020-10-27 22:28:34,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:34,999 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2020-10-27 22:28:35,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 22:28:35,002 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-27 22:28:35,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:35,012 INFO L225 Difference]: With dead ends: 41 [2020-10-27 22:28:35,013 INFO L226 Difference]: Without dead ends: 23 [2020-10-27 22:28:35,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:28:35,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-27 22:28:35,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-27 22:28:35,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-27 22:28:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-27 22:28:35,072 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 15 [2020-10-27 22:28:35,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:35,073 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-27 22:28:35,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:28:35,073 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-27 22:28:35,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-27 22:28:35,075 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:35,075 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:35,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:28:35,076 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:35,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:35,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1001048603, now seen corresponding path program 1 times [2020-10-27 22:28:35,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:35,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1853020845] [2020-10-27 22:28:35,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 22:28:35,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-27 22:28:35,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:35,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:28:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 22:28:35,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:35,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:28:35,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:35,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:35,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:28:35,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:28:35,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,409 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 22:28:35,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1853020845] [2020-10-27 22:28:35,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:28:35,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:28:35,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442783478] [2020-10-27 22:28:35,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:28:35,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:35,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:28:35,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:28:35,415 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-10-27 22:28:35,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:35,839 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-10-27 22:28:35,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 22:28:35,844 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-27 22:28:35,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:35,846 INFO L225 Difference]: With dead ends: 30 [2020-10-27 22:28:35,846 INFO L226 Difference]: Without dead ends: 25 [2020-10-27 22:28:35,848 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 22:28:35,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-10-27 22:28:35,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2020-10-27 22:28:35,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-27 22:28:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-27 22:28:35,869 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 16 [2020-10-27 22:28:35,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:35,870 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-27 22:28:35,870 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:28:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-27 22:28:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-27 22:28:35,874 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:35,874 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 22:28:35,874 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:28:35,875 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:35,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:35,877 INFO L82 PathProgramCache]: Analyzing trace with hash -768223736, now seen corresponding path program 1 times [2020-10-27 22:28:35,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:35,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [617903470] [2020-10-27 22:28:35,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:36,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:36,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:36,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 22:28:36,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:28:36,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 692 [2020-10-27 22:28:36,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:28:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:36,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:36,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:36,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:36,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:36,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:36,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:36,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:36,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:36,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:36,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:36,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:36,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:36,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:36,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:36,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:36,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 22:28:36,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:36,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:28:36,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:36,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:36,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 22:28:36,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:36,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:36,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:36,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:36,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:36,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:36,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:36,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:36,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:36,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:36,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:36,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:36,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:36,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:28:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:36,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:36,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:36,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:36,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:36,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:36,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:36,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:28:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 22:28:36,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [617903470] [2020-10-27 22:28:36,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:36,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:28:36,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702262137] [2020-10-27 22:28:36,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:28:36,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:36,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:28:36,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:28:36,794 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-10-27 22:28:37,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:37,219 INFO L93 Difference]: Finished difference Result 41 states and 52 transitions. [2020-10-27 22:28:37,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 22:28:37,220 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-27 22:28:37,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:37,221 INFO L225 Difference]: With dead ends: 41 [2020-10-27 22:28:37,222 INFO L226 Difference]: Without dead ends: 25 [2020-10-27 22:28:37,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:28:37,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-10-27 22:28:37,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-10-27 22:28:37,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-10-27 22:28:37,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-10-27 22:28:37,232 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 28 [2020-10-27 22:28:37,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:37,232 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-10-27 22:28:37,232 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:28:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-10-27 22:28:37,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-27 22:28:37,234 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:37,234 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, 1] [2020-10-27 22:28:37,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:28:37,234 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:37,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:37,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1973821333, now seen corresponding path program 1 times [2020-10-27 22:28:37,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:37,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [824996027] [2020-10-27 22:28:37,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:37,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:37,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 22:28:37,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:37,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 362 [2020-10-27 22:28:37,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:37,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:37,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:28:37,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:28:37,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:37,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:37,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:37,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:37,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:37,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:37,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:37,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:37,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:37,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:37,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:37,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:37,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:37,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:28:37,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:37,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-27 22:28:37,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:37,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:28:37,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:37,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:37,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:37,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:37,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:37,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:37,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:37,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:37,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:28:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:37,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:37,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:37,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:37,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:37,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:37,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:37,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:37,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:37,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:37,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:28:37,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [824996027] [2020-10-27 22:28:37,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:37,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:28:37,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866924046] [2020-10-27 22:28:37,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:28:37,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:37,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:28:37,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:28:37,860 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 8 states. [2020-10-27 22:28:38,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:38,156 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2020-10-27 22:28:38,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 22:28:38,157 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-10-27 22:28:38,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:38,159 INFO L225 Difference]: With dead ends: 33 [2020-10-27 22:28:38,159 INFO L226 Difference]: Without dead ends: 28 [2020-10-27 22:28:38,161 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:28:38,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-10-27 22:28:38,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 26. [2020-10-27 22:28:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-10-27 22:28:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2020-10-27 22:28:38,178 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 29 [2020-10-27 22:28:38,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:38,178 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2020-10-27 22:28:38,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:28:38,179 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2020-10-27 22:28:38,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-27 22:28:38,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:38,181 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 22:28:38,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:28:38,181 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:38,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:38,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1325220322, now seen corresponding path program 1 times [2020-10-27 22:28:38,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:38,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [179102195] [2020-10-27 22:28:38,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:38,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:38,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:38,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:28:38,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 442 [2020-10-27 22:28:38,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:38,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:38,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:28:38,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:28:38,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:28:38,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:38,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:38,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:38,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:38,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:28:38,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:38,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:38,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:38,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:38,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 22:28:38,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:38,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 22:28:38,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:28:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:28:38,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:38,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:38,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:38,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:38,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:38,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:28:38,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:28:38,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:38,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:28:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:38,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:38,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:38,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:38,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:38,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:28:38,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:38,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:28:38,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:38,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:38,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:38,897 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:28:38,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [179102195] [2020-10-27 22:28:38,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:38,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:28:38,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792820613] [2020-10-27 22:28:38,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:28:38,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:38,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:28:38,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:28:38,902 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand 8 states. [2020-10-27 22:28:39,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:39,461 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2020-10-27 22:28:39,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:28:39,463 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-27 22:28:39,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:39,464 INFO L225 Difference]: With dead ends: 55 [2020-10-27 22:28:39,465 INFO L226 Difference]: Without dead ends: 35 [2020-10-27 22:28:39,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:28:39,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-27 22:28:39,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 32. [2020-10-27 22:28:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-27 22:28:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2020-10-27 22:28:39,480 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 38 transitions. Word has length 30 [2020-10-27 22:28:39,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:39,480 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 38 transitions. [2020-10-27 22:28:39,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:28:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2020-10-27 22:28:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-10-27 22:28:39,485 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:39,486 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:39,487 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:28:39,487 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:39,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:39,488 INFO L82 PathProgramCache]: Analyzing trace with hash 760168716, now seen corresponding path program 2 times [2020-10-27 22:28:39,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:39,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1474463476] [2020-10-27 22:28:39,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:39,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:39,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:39,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:28:41,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:28:41,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1513 [2020-10-27 22:28:41,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:28:41,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:28:41,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 22:28:41,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:41,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:41,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:41,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:41,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:28:41,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:28:41,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 808 [2020-10-27 22:28:41,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:41,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:41,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:28:41,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:41,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:41,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:28:41,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:41,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:28:41,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:41,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:41,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:28:41,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:41,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:41,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:41,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:41,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:41,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:41,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:41,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:28:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:41,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:41,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:41,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:41,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:41,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:41,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:41,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:41,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:28:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:41,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:41,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:41,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:41,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:41,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:28:41,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:28:41,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:42,023 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 22:28:42,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1474463476] [2020-10-27 22:28:42,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:42,025 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:28:42,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846700094] [2020-10-27 22:28:42,026 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:28:42,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:42,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:28:42,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:28:42,028 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. Second operand 8 states. [2020-10-27 22:28:42,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:42,349 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2020-10-27 22:28:42,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:28:42,349 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43 [2020-10-27 22:28:42,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:42,351 INFO L225 Difference]: With dead ends: 40 [2020-10-27 22:28:42,351 INFO L226 Difference]: Without dead ends: 35 [2020-10-27 22:28:42,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:28:42,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-27 22:28:42,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 32. [2020-10-27 22:28:42,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-27 22:28:42,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2020-10-27 22:28:42,361 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 38 transitions. Word has length 43 [2020-10-27 22:28:42,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:42,362 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 38 transitions. [2020-10-27 22:28:42,362 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:28:42,362 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2020-10-27 22:28:42,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-27 22:28:42,364 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:42,364 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 22:28:42,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:28:42,364 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:42,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:42,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1230620678, now seen corresponding path program 3 times [2020-10-27 22:28:42,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:42,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [507878575] [2020-10-27 22:28:42,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:42,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:42,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:42,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:42,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:42,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:42,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:43,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:43,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:43,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:43,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:47,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 22:28:47,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:28:47,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:28:47,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:47,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:28:47,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:28:47,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:47,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:47,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:47,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:47,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:47,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:47,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:47,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:47,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:47,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:47,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:47,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:48,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:49,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:49,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:52,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 22:28:52,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:28:52,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 22:28:52,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:28:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:28:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:52,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:52,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:52,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:52,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:28:52,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:28:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 212 [2020-10-27 22:28:52,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:52,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:28:52,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:52,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:28:52,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:52,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:52,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:52,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:52,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:52,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:52,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:52,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:52,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:52,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:28:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:52,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:52,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:52,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:52,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:28:52,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:52,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:52,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:52,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:52,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:52,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:28:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:52,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:52,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:28:52,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:28:52,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 22:28:52,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:52,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:52,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:52,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:28:52,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:52,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:52,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:28:53,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:53,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:28:53,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:28:53,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:28:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:53,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:53,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:53,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 42 proven. 36 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-27 22:28:53,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [507878575] [2020-10-27 22:28:53,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:53,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:28:53,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682033697] [2020-10-27 22:28:53,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:28:53,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:53,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:28:53,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:28:53,039 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. Second operand 13 states. [2020-10-27 22:28:53,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:53,776 INFO L93 Difference]: Finished difference Result 65 states and 88 transitions. [2020-10-27 22:28:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:28:53,777 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 56 [2020-10-27 22:28:53,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:53,779 INFO L225 Difference]: With dead ends: 65 [2020-10-27 22:28:53,779 INFO L226 Difference]: Without dead ends: 40 [2020-10-27 22:28:53,780 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=111, Invalid=351, Unknown=0, NotChecked=0, Total=462 [2020-10-27 22:28:53,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2020-10-27 22:28:53,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2020-10-27 22:28:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-10-27 22:28:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2020-10-27 22:28:53,790 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 48 transitions. Word has length 56 [2020-10-27 22:28:53,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:53,791 INFO L481 AbstractCegarLoop]: Abstraction has 40 states and 48 transitions. [2020-10-27 22:28:53,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:28:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2020-10-27 22:28:53,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 22:28:53,794 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:53,794 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:53,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:28:53,794 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:53,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:53,795 INFO L82 PathProgramCache]: Analyzing trace with hash 938305601, now seen corresponding path program 4 times [2020-10-27 22:28:53,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:53,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1232793671] [2020-10-27 22:28:53,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:56,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:57,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:58,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 22:28:58,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-27 22:28:58,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5073 [2020-10-27 22:28:58,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:58,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:58,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:28:58,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 22:28:58,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:58,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:58,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:58,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:58,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:58,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:58,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:58,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:58,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:58,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:58,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:28:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:58,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:03,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:03,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-27 22:29:03,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-27 22:29:03,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 22:29:03,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:03,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:29:03,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 22:29:03,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 22:29:03,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:03,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:04,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:04,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:04,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:04,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:04,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:04,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:04,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:04,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:04,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:04,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:04,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:04,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:04,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:04,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:04,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:04,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:04,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:04,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:04,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:04,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:04,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:04,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:04,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:04,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:04,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:04,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:04,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:04,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:04,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:04,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:04,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:04,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:04,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:04,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:04,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:29:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:04,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 22:29:04,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:04,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 854 [2020-10-27 22:29:04,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:29:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:29:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 22:29:04,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:04,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:04,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:04,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:05,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:05,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:06,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:29:06,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1321 [2020-10-27 22:29:06,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:29:06,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:06,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:29:06,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:06,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:06,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:29:06,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-27 22:29:06,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:29:06,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:06,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:06,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:06,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:29:06,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:06,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:06,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:29:06,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:06,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:06,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:06,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:06,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:06,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:06,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:06,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:06,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:06,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:06,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:06,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:06,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:06,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:29:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:06,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:06,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:06,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:29:06,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:29:06,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:29:06,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:06,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 200 proven. 30 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2020-10-27 22:29:06,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1232793671] [2020-10-27 22:29:06,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:29:06,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:29:06,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596924848] [2020-10-27 22:29:06,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:29:06,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:29:06,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:29:06,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:29:06,545 INFO L87 Difference]: Start difference. First operand 40 states and 48 transitions. Second operand 10 states. [2020-10-27 22:29:06,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:29:06,965 INFO L93 Difference]: Finished difference Result 77 states and 108 transitions. [2020-10-27 22:29:06,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:29:06,965 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 98 [2020-10-27 22:29:06,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:29:06,967 INFO L225 Difference]: With dead ends: 77 [2020-10-27 22:29:06,967 INFO L226 Difference]: Without dead ends: 44 [2020-10-27 22:29:06,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:29:06,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-27 22:29:06,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 43. [2020-10-27 22:29:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-10-27 22:29:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 49 transitions. [2020-10-27 22:29:06,979 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 49 transitions. Word has length 98 [2020-10-27 22:29:06,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:29:06,980 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 49 transitions. [2020-10-27 22:29:06,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:29:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2020-10-27 22:29:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-27 22:29:06,981 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:29:06,981 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:29:06,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:29:06,982 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:29:06,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:29:06,982 INFO L82 PathProgramCache]: Analyzing trace with hash -217233873, now seen corresponding path program 5 times [2020-10-27 22:29:06,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:29:06,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1790825347] [2020-10-27 22:29:06,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:29:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:07,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:07,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:07,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:07,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:08,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:12,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 22:29:12,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:12,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:29:12,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:12,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:29:12,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:29:12,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-27 22:29:12,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:12,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:12,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:12,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:12,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:12,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:12,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:12,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:12,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:12,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:29:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:12,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:29:17,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 337 [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:29:17,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:17,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:29:17,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:17,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:29:17,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:17,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:17,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:17,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:17,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:17,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:17,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:17,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:17,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:17,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:29:17,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:29:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:17,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:29:17,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:17,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:29:17,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:17,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:17,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:17,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:17,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:17,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:17,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:17,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:17,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:17,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:17,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:17,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-27 22:29:17,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1790825347] [2020-10-27 22:29:17,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:29:17,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:29:17,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431512151] [2020-10-27 22:29:17,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:29:17,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:29:17,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:29:17,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:29:17,566 INFO L87 Difference]: Start difference. First operand 43 states and 49 transitions. Second operand 9 states. [2020-10-27 22:29:18,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:29:18,037 INFO L93 Difference]: Finished difference Result 92 states and 119 transitions. [2020-10-27 22:29:18,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:29:18,038 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-10-27 22:29:18,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:29:18,041 INFO L225 Difference]: With dead ends: 92 [2020-10-27 22:29:18,041 INFO L226 Difference]: Without dead ends: 87 [2020-10-27 22:29:18,042 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:29:18,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-27 22:29:18,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 79. [2020-10-27 22:29:18,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-27 22:29:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 103 transitions. [2020-10-27 22:29:18,061 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 103 transitions. Word has length 70 [2020-10-27 22:29:18,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:29:18,062 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 103 transitions. [2020-10-27 22:29:18,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:29:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 103 transitions. [2020-10-27 22:29:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-27 22:29:18,064 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:29:18,064 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:29:18,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:29:18,065 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:29:18,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:29:18,065 INFO L82 PathProgramCache]: Analyzing trace with hash -667659703, now seen corresponding path program 6 times [2020-10-27 22:29:18,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:29:18,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1729082025] [2020-10-27 22:29:18,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:29:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:18,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:18,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:18,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:18,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:18,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:23,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-27 22:29:23,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:23,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:23,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:23,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:23,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:23,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:29:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:23,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:23,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:25,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:28,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:28,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:29:28,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:29:28,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:29:28,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:28,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:28,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:28,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:29:28,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:28,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:28,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:28,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:28,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:28,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:28,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:29:33,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:33,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:29:33,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:29:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:29:33,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:33,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:29:33,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:29:33,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:33,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:33,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:33,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:33,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:33,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:29:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:33,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:29:33,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 22:29:33,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:29:33,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:33,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:29:33,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:29:33,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:33,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:29:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:33,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:29:33,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:29:33,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:33,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:33,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:33,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:33,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:33,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:33,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:33,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:33,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:33,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:33,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:33,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:33,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:33,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:33,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:33,447 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 96 proven. 137 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2020-10-27 22:29:33,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1729082025] [2020-10-27 22:29:33,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:29:33,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:29:33,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809426932] [2020-10-27 22:29:33,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:29:33,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:29:33,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:29:33,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:29:33,450 INFO L87 Difference]: Start difference. First operand 79 states and 103 transitions. Second operand 9 states. [2020-10-27 22:29:34,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:29:34,039 INFO L93 Difference]: Finished difference Result 186 states and 280 transitions. [2020-10-27 22:29:34,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:29:34,040 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2020-10-27 22:29:34,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:29:34,043 INFO L225 Difference]: With dead ends: 186 [2020-10-27 22:29:34,043 INFO L226 Difference]: Without dead ends: 108 [2020-10-27 22:29:34,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2020-10-27 22:29:34,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-27 22:29:34,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 93. [2020-10-27 22:29:34,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-10-27 22:29:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 126 transitions. [2020-10-27 22:29:34,064 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 126 transitions. Word has length 111 [2020-10-27 22:29:34,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:29:34,065 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 126 transitions. [2020-10-27 22:29:34,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:29:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 126 transitions. [2020-10-27 22:29:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 22:29:34,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:29:34,067 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 22:29:34,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:29:34,068 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:29:34,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:29:34,068 INFO L82 PathProgramCache]: Analyzing trace with hash 621979271, now seen corresponding path program 7 times [2020-10-27 22:29:34,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:29:34,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1198487156] [2020-10-27 22:29:34,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:29:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:34,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:34,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:34,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:34,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:34,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:34,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:34,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:39,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 22:29:39,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:29:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:29:39,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:39,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:29:39,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:29:39,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 185 [2020-10-27 22:29:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:39,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:39,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:39,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:39,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:39,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:39,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:39,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:39,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:39,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:39,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:39,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:29:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:39,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:39,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:40,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:43,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:43,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:43,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:43,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:44,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-27 22:29:44,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-27 22:29:44,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:29:44,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:44,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:44,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:29:44,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 22:29:44,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:44,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:44,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:44,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:45,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:45,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:45,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:49,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:29:49,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 22:29:49,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 22:29:49,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:49,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:29:49,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:29:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 22:29:49,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:29:49,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:49,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:50,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:50,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:50,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:29:50,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1662 [2020-10-27 22:29:50,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:50,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:29:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:29:50,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:50,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:50,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:50,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:29:51,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:29:51,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:29:51,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:29:51,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:51,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:51,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:51,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:51,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:29:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:51,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:51,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 317 [2020-10-27 22:29:51,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:29:51,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:29:51,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:29:51,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:51,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:29:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-27 22:29:51,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:29:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:29:51,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:29:51,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:51,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:29:51,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:51,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:51,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:51,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:51,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:51,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:29:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:29:51,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:29:51,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-27 22:29:51,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:29:51,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:29:51,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:51,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:51,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:29:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:29:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:29:51,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:51,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:29:51,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:29:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 148 proven. 462 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2020-10-27 22:29:51,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1198487156] [2020-10-27 22:29:51,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:29:51,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 22:29:51,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031362845] [2020-10-27 22:29:51,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 22:29:51,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:29:51,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 22:29:51,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:29:51,827 INFO L87 Difference]: Start difference. First operand 93 states and 126 transitions. Second operand 15 states. [2020-10-27 22:29:53,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:29:53,060 INFO L93 Difference]: Finished difference Result 221 states and 322 transitions. [2020-10-27 22:29:53,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 22:29:53,060 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 152 [2020-10-27 22:29:53,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:29:53,062 INFO L225 Difference]: With dead ends: 221 [2020-10-27 22:29:53,063 INFO L226 Difference]: Without dead ends: 91 [2020-10-27 22:29:53,064 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=191, Invalid=621, Unknown=0, NotChecked=0, Total=812 [2020-10-27 22:29:53,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-10-27 22:29:53,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 75. [2020-10-27 22:29:53,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-27 22:29:53,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 96 transitions. [2020-10-27 22:29:53,078 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 96 transitions. Word has length 152 [2020-10-27 22:29:53,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:29:53,079 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 96 transitions. [2020-10-27 22:29:53,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 22:29:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2020-10-27 22:29:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 22:29:53,081 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:29:53,081 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 22:29:53,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 22:29:53,081 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:29:53,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:29:53,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1332265467, now seen corresponding path program 8 times [2020-10-27 22:29:53,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:29:53,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1447829511] [2020-10-27 22:29:53,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:29:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:53,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:54,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:54,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:54,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:58,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 22:29:58,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 22:29:58,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 22:29:58,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 22:29:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:29:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-27 22:29:58,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:58,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:58,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:58,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:58,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:29:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:58,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:59,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:59,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-27 22:30:03,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:30:03,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:30:03,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 22:30:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:30:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-27 22:30:03,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:30:08,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:30:08,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:30:08,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:30:08,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:30:08,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:30:08,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:30:08,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:08,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 22:30:08,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:30:08,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:30:08,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:08,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:08,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:08,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:08,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:08,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:08,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:30:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:08,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:08,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:30:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:08,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:08,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:08,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:08,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:08,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:08,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:08,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:08,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:08,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:08,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:08,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:08,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:08,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:30:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:08,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:08,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 847 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:30:09,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:09,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:09,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:09,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:09,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:30:09,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 22:30:09,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:09,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:09,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:30:09,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:09,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:09,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:09,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:09,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:09,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:09,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:09,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:09,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:30:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:09,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:09,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:09,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:09,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:09,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:09,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:09,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:30:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:09,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:09,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1849 [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:30:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:30:11,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:11,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:11,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:30:11,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:11,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:30:11,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:11,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:11,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:11,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:11,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:11,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:11,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:11,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:11,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:11,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:11,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:11,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:11,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:11,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:11,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:11,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:11,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:11,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:11,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:11,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:11,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:30:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:11,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:11,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:11,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:11,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:11,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:30:11,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:11,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:11,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:11,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:30:11,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 473 proven. 141 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2020-10-27 22:30:11,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1447829511] [2020-10-27 22:30:11,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:30:11,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 22:30:11,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834082228] [2020-10-27 22:30:11,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 22:30:11,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:30:11,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 22:30:11,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:30:11,572 INFO L87 Difference]: Start difference. First operand 75 states and 96 transitions. Second operand 19 states. [2020-10-27 22:30:13,000 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2020-10-27 22:30:13,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:30:13,293 INFO L93 Difference]: Finished difference Result 148 states and 205 transitions. [2020-10-27 22:30:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 22:30:13,294 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 152 [2020-10-27 22:30:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:30:13,296 INFO L225 Difference]: With dead ends: 148 [2020-10-27 22:30:13,297 INFO L226 Difference]: Without dead ends: 82 [2020-10-27 22:30:13,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=329, Invalid=1003, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 22:30:13,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-10-27 22:30:13,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-10-27 22:30:13,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-27 22:30:13,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 102 transitions. [2020-10-27 22:30:13,314 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 102 transitions. Word has length 152 [2020-10-27 22:30:13,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:30:13,314 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 102 transitions. [2020-10-27 22:30:13,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 22:30:13,315 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2020-10-27 22:30:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-27 22:30:13,318 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:30:13,318 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 23, 14, 14, 14, 14, 14, 14, 14, 9, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:30:13,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 22:30:13,319 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:30:13,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:30:13,319 INFO L82 PathProgramCache]: Analyzing trace with hash -192472089, now seen corresponding path program 9 times [2020-10-27 22:30:13,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:30:13,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1140484868] [2020-10-27 22:30:13,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:30:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:13,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:14,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:18,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-27 22:30:18,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 22:30:18,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:30:18,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:18,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-27 22:30:18,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:30:18,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-10-27 22:30:18,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:18,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:30:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:18,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:18,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:30:18,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:18,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:30:18,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:18,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:18,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:18,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:18,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:18,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:30:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:18,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:18,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:21,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:21,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:21,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:21,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:21,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:21,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:23,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-27 22:30:23,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 30 [2020-10-27 22:30:23,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 22:30:23,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:30:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:30:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-27 22:30:23,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:23,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:23,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:23,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:26,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:26,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:26,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:28,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:30:28,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:28,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:28,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:28,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:30,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:30,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:30,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:30,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:30,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:30:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:33,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:30:33,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:33,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:33,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:33,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:33,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:33,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:33,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:33,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:30:35,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:30:35,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1407 [2020-10-27 22:30:35,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:30:35,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:30:35,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:30:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:30:35,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:35,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:35,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:30:35,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:35,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:30:35,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:35,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:35,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:35,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:35,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:30:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:35,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:35,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:30:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:30:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:35,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:35,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:35,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:35,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:35,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:35,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:35,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:30:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 350 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:30:35,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:30:35,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:35,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:35,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:30:35,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:35,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:30:35,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:35,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:35,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:35,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:30:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:35,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:35,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:35,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:35,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:35,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:35,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:35,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:35,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:35,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:30:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:35,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:35,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:36,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:36,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:36,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:36,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:39,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:39,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:39,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:39,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:39,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:39,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:40,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-27 22:30:40,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 22:30:40,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:30:40,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:40,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:30:40,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:30:40,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-27 22:30:40,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:40,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:40,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:40,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:41,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:41,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:30:44,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:30:44,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3849 [2020-10-27 22:30:44,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:30:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:30:44,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:30:44,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:30:44,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:44,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:30:44,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:44,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:44,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:44,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:44,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:44,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:44,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:44,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:44,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:44,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:44,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:30:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:44,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:44,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:44,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:44,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:30:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:30:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:44,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:44,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:44,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:44,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:44,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:44,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:44,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:44,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:44,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:30:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:44,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:44,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:30:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:30:44,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:45,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:45,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:45,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:45,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:45,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:45,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:30:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:45,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:45,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:45,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:45,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:45,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:45,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:45,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:45,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:45,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:45,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 547 proven. 846 refuted. 0 times theorem prover too weak. 848 trivial. 0 not checked. [2020-10-27 22:30:45,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1140484868] [2020-10-27 22:30:45,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:30:45,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-27 22:30:45,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333934095] [2020-10-27 22:30:45,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 22:30:45,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:30:45,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 22:30:45,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:30:45,191 INFO L87 Difference]: Start difference. First operand 79 states and 102 transitions. Second operand 23 states. [2020-10-27 22:30:47,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:30:47,821 INFO L93 Difference]: Finished difference Result 196 states and 313 transitions. [2020-10-27 22:30:47,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 22:30:47,822 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 206 [2020-10-27 22:30:47,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:30:47,824 INFO L225 Difference]: With dead ends: 196 [2020-10-27 22:30:47,824 INFO L226 Difference]: Without dead ends: 98 [2020-10-27 22:30:47,830 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 60 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=546, Invalid=1806, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 22:30:47,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-27 22:30:47,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 73. [2020-10-27 22:30:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-27 22:30:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 89 transitions. [2020-10-27 22:30:47,854 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 89 transitions. Word has length 206 [2020-10-27 22:30:47,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:30:47,855 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 89 transitions. [2020-10-27 22:30:47,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-27 22:30:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2020-10-27 22:30:47,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-27 22:30:47,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:30:47,858 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:30:47,858 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-27 22:30:47,858 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:30:47,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:30:47,858 INFO L82 PathProgramCache]: Analyzing trace with hash 234937388, now seen corresponding path program 10 times [2020-10-27 22:30:47,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:30:47,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463858568] [2020-10-27 22:30:47,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:30:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:47,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:47,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:47,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:48,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:48,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:48,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:49,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:49,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:49,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:49,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:52,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:52,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 22:30:52,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:30:52,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:30:52,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:52,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:30:52,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:30:52,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-27 22:30:52,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:52,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:30:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:52,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:52,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:52,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:52,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:30:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:52,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:53,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:53,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:53,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:53,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:53,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:53,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-27 22:30:57,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:57,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:58,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:58,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:58,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:58,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:58,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:58,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:59,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:31:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:31:03,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 22:31:03,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:03,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:03,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:03,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:03,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:03,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:31:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:31:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:31:03,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:03,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:31:03,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:03,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:31:03,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:03,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:31:03,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:31:03,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:31:03,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:31:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 22:31:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:03,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:31:03,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:03,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:03,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:03,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:03,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:03,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:03,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:03,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:03,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:03,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:03,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:03,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:03,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 209 proven. 244 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2020-10-27 22:31:03,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463858568] [2020-10-27 22:31:03,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:31:03,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:31:03,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237606260] [2020-10-27 22:31:03,594 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:31:03,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:31:03,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:31:03,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:31:03,595 INFO L87 Difference]: Start difference. First operand 73 states and 89 transitions. Second operand 10 states. [2020-10-27 22:31:04,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:31:04,166 INFO L93 Difference]: Finished difference Result 88 states and 107 transitions. [2020-10-27 22:31:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:31:04,167 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-10-27 22:31:04,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:31:04,169 INFO L225 Difference]: With dead ends: 88 [2020-10-27 22:31:04,170 INFO L226 Difference]: Without dead ends: 83 [2020-10-27 22:31:04,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:31:04,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-27 22:31:04,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 76. [2020-10-27 22:31:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-27 22:31:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 94 transitions. [2020-10-27 22:31:04,185 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 94 transitions. Word has length 179 [2020-10-27 22:31:04,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:31:04,188 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 94 transitions. [2020-10-27 22:31:04,188 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:31:04,188 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2020-10-27 22:31:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-10-27 22:31:04,196 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:31:04,196 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 22:31:04,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-27 22:31:04,197 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:31:04,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:31:04,197 INFO L82 PathProgramCache]: Analyzing trace with hash 816815899, now seen corresponding path program 11 times [2020-10-27 22:31:04,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:31:04,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [804159371] [2020-10-27 22:31:04,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:31:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:04,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:04,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:04,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:04,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:04,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:04,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:04,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:07,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:31:09,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 361 [2020-10-27 22:31:09,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:09,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:31:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:09,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:09,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:09,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:09,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:09,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:31:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:09,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:09,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:09,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:09,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:10,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:10,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:10,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:10,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-27 22:31:14,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:31:14,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 22:31:14,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 22:31:14,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 360 [2020-10-27 22:31:14,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 22:31:14,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 22:31:14,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-27 22:31:14,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:31:14,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:31:14,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:14,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:31:14,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:14,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:14,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:14,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:14,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:31:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:14,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:14,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:31:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:14,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:31:14,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:14,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:31:14,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:14,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:14,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:14,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:14,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:14,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:14,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:14,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:14,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:14,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 22:31:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:14,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:14,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:19,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:19,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:31:19,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:19,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:19,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:19,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:19,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:19,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:19,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:24,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:24,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:24,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:31:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 22:31:24,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:31:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:31:24,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:24,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:24,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:24,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:24,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 297 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:31:24,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:31:25,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:25,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:31:25,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:31:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:31:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:25,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:25,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:25,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:31:25,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:25,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:31:25,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:31:25,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:25,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:25,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:31:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:31:25,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:25,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:25,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:25,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:25,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:25,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:25,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:25,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:25,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:25,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:25,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:25,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:25,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:25,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:25,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:25,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 836 proven. 346 refuted. 0 times theorem prover too weak. 3386 trivial. 0 not checked. [2020-10-27 22:31:25,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [804159371] [2020-10-27 22:31:25,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:31:25,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:31:25,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801296981] [2020-10-27 22:31:25,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:31:25,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:31:25,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:31:25,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:31:25,255 INFO L87 Difference]: Start difference. First operand 76 states and 94 transitions. Second operand 13 states. [2020-10-27 22:31:26,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:31:26,066 INFO L93 Difference]: Finished difference Result 92 states and 114 transitions. [2020-10-27 22:31:26,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:31:26,067 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 288 [2020-10-27 22:31:26,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:31:26,071 INFO L225 Difference]: With dead ends: 92 [2020-10-27 22:31:26,071 INFO L226 Difference]: Without dead ends: 87 [2020-10-27 22:31:26,072 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=178, Invalid=422, Unknown=0, NotChecked=0, Total=600 [2020-10-27 22:31:26,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-27 22:31:26,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 76. [2020-10-27 22:31:26,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-27 22:31:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 94 transitions. [2020-10-27 22:31:26,093 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 94 transitions. Word has length 288 [2020-10-27 22:31:26,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:31:26,096 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 94 transitions. [2020-10-27 22:31:26,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:31:26,097 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2020-10-27 22:31:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2020-10-27 22:31:26,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:31:26,104 INFO L422 BasicCegarLoop]: trace histogram [51, 51, 41, 25, 25, 25, 25, 25, 25, 25, 16, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:31:26,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-27 22:31:26,105 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:31:26,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:31:26,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1703351512, now seen corresponding path program 12 times [2020-10-27 22:31:26,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:31:26,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1792541927] [2020-10-27 22:31:26,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:31:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:26,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:26,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:27,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:28,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:28,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:29,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:29,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:29,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:31,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 466 [2020-10-27 22:31:31,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-27 22:31:31,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-27 22:31:31,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:31,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 22:31:31,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:31:31,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 249 [2020-10-27 22:31:31,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:31,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:31:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:31,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:31,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:31:31,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:31,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:31,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:31,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:31,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:31:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:31,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:31,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:34,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 347 [2020-10-27 22:31:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:36,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:36,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:36,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:37,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:37,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:41,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:41,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-27 22:31:41,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:41,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:41,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:41,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:41,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:41,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:41,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:41,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:42,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:46,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:46,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:31:46,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:46,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:46,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:46,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:46,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:46,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:46,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:51,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:31:51,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:31:51,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:31:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:31:51,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:51,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:31:51,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 309 [2020-10-27 22:31:51,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:31:51,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:31:51,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:51,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:31:51,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 22:31:51,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:31:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:31:51,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:51,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:51,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:51,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:31:51,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:31:51,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:31:51,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:31:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:51,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:51,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:31:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:51,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:31:51,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:51,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:31:51,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:51,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:51,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:51,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:51,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:51,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:31:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:51,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:51,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:51,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:31:51,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:51,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:31:51,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:51,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:31:51,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:51,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 22:31:51,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:31:52,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:31:52,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:52,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:31:52,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:52,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:52,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:31:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:52,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:52,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:31:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:31:52,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:31:52,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:31:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:31:52,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:31:52,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:52,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 22:31:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:52,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:52,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:54,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:31:57,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-27 22:31:57,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 22:31:57,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:31:57,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:31:57,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:31:57,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:31:57,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-27 22:31:57,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:31:57,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:31:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:31:57,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:57,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:58,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:58,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:58,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:58,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:31:59,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:01,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:02,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-27 22:32:02,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:02,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:02,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:02,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:03,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:03,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:07,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:32:07,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:32:07,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:32:07,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:32:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:07,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:32:07,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:07,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:07,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:07,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:07,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:32:07,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:32:07,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 683 [2020-10-27 22:32:07,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:32:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:32:07,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:32:08,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:32:08,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:32:08,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:32:08,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:32:08,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:32:08,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:32:08,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:32:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:32:08,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:32:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:32:08,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:32:08,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:32:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:32:08,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:32:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:32:08,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:32:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:32:08,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:32:08,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:32:08,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:32:08,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:32:08,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:32:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:32:08,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:32:08,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 22:32:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:32:08,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:32:08,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 306 [2020-10-27 22:32:08,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:32:08,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 22:32:08,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:32:08,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:32:08,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:32:08,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 22:32:08,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:32:08,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:32:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:32:08,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:32:08,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:32:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:32:08,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:32:08,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:32:08,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:32:08,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:32:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-27 22:32:08,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:32:08,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:32:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 22:32:08,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 22:32:08,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:32:08,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:32:08,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:32:08,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:32:08,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:32:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:32:08,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:32:08,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 22:32:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:32:08,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:32:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:32:08,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:32:08,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:32:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:08,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:08,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:08,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:08,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 1296 proven. 1860 refuted. 0 times theorem prover too weak. 3964 trivial. 0 not checked. [2020-10-27 22:32:08,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1792541927] [2020-10-27 22:32:08,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:32:08,713 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-27 22:32:08,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103462932] [2020-10-27 22:32:08,714 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 22:32:08,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:32:08,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 22:32:08,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:32:08,715 INFO L87 Difference]: Start difference. First operand 76 states and 94 transitions. Second operand 23 states. [2020-10-27 22:32:11,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:32:11,589 INFO L93 Difference]: Finished difference Result 171 states and 258 transitions. [2020-10-27 22:32:11,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 22:32:11,595 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 356 [2020-10-27 22:32:11,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:32:11,597 INFO L225 Difference]: With dead ends: 171 [2020-10-27 22:32:11,597 INFO L226 Difference]: Without dead ends: 104 [2020-10-27 22:32:11,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 682 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=593, Invalid=2269, Unknown=0, NotChecked=0, Total=2862 [2020-10-27 22:32:11,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-27 22:32:11,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 100. [2020-10-27 22:32:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-27 22:32:11,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 136 transitions. [2020-10-27 22:32:11,623 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 136 transitions. Word has length 356 [2020-10-27 22:32:11,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:32:11,624 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 136 transitions. [2020-10-27 22:32:11,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-27 22:32:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 136 transitions. [2020-10-27 22:32:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2020-10-27 22:32:11,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:32:11,638 INFO L422 BasicCegarLoop]: trace histogram [77, 77, 62, 38, 38, 38, 38, 38, 38, 38, 24, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:32:11,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-27 22:32:11,639 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:32:11,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:32:11,639 INFO L82 PathProgramCache]: Analyzing trace with hash -785665670, now seen corresponding path program 13 times [2020-10-27 22:32:11,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:32:11,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [455007860] [2020-10-27 22:32:11,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:32:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:11,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:11,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:12,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:12,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:12,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:12,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:12,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:12,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:13,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:16,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:16,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:16,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:16,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 695 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 434 [2020-10-27 22:32:16,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:16,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:32:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:16,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:16,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:16,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:32:16,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:32:16,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:32:16,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:16,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:32:16,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:32:16,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:32:16,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:16,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:32:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:16,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:17,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:18,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:18,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:18,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:18,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:18,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:32:22,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 679 [2020-10-27 22:32:22,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-27 22:32:22,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5064 [2020-10-27 22:32:22,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:32:22,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 22:32:22,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:32:22,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 434 [2020-10-27 22:32:22,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:32:22,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:32:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:32:22,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:32:22,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking...