/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block 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=NARROWEST --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 -i ../../../trunk/examples/svcomp/systemc/kundu1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 15:41:02,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 15:41:02,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 15:41:02,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 15:41:02,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 15:41:02,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 15:41:02,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 15:41:02,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 15:41:02,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 15:41:02,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 15:41:02,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 15:41:02,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 15:41:02,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 15:41:02,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 15:41:02,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 15:41:02,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 15:41:02,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 15:41:02,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 15:41:02,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 15:41:02,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 15:41:02,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 15:41:02,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 15:41:02,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 15:41:02,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 15:41:02,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 15:41:02,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 15:41:02,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 15:41:02,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 15:41:02,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 15:41:02,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 15:41:02,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 15:41:02,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 15:41:02,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 15:41:02,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 15:41:02,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 15:41:02,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 15:41:02,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 15:41:02,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 15:41:02,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 15:41:02,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 15:41:02,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 15:41:02,478 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 [2020-10-13 15:41:02,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 15:41:02,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 15:41:02,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 15:41:02,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 15:41:02,503 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 15:41:02,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 15:41:02,503 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 15:41:02,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 15:41:02,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 15:41:02,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 15:41:02,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 15:41:02,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 15:41:02,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 15:41:02,505 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 15:41:02,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 15:41:02,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 15:41:02,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 15:41:02,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 15:41:02,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 15:41:02,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 15:41:02,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 15:41:02,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 15:41:02,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 15:41:02,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 15:41:02,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 15:41:02,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 15:41:02,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 15:41:02,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 15:41:02,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 15:41:02,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> 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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 15:41:02,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 15:41:02,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 15:41:02,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 15:41:02,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 15:41:02,855 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 15:41:02,856 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/kundu1.cil.c [2020-10-13 15:41:02,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0ef2428a3/1472c970350a47339d080e1d31008a4b/FLAG5ba96a47d [2020-10-13 15:41:03,397 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 15:41:03,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/kundu1.cil.c [2020-10-13 15:41:03,415 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0ef2428a3/1472c970350a47339d080e1d31008a4b/FLAG5ba96a47d [2020-10-13 15:41:03,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0ef2428a3/1472c970350a47339d080e1d31008a4b [2020-10-13 15:41:03,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 15:41:03,716 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 15:41:03,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 15:41:03,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 15:41:03,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 15:41:03,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:41:03" (1/1) ... [2020-10-13 15:41:03,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4bf5f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:03, skipping insertion in model container [2020-10-13 15:41:03,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:41:03" (1/1) ... [2020-10-13 15:41:03,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 15:41:03,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 15:41:03,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 15:41:03,991 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 15:41:04,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 15:41:04,146 INFO L208 MainTranslator]: Completed translation [2020-10-13 15:41:04,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04 WrapperNode [2020-10-13 15:41:04,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 15:41:04,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 15:41:04,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 15:41:04,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 15:41:04,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (1/1) ... [2020-10-13 15:41:04,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 15:41:04,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 15:41:04,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 15:41:04,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 15:41:04,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (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 [2020-10-13 15:41:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 15:41:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 15:41:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-13 15:41:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2020-10-13 15:41:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2020-10-13 15:41:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure P_1 [2020-10-13 15:41:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure is_P_1_triggered [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure C_1 [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure is_C_1_triggered [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-13 15:41:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-13 15:41:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-13 15:41:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-13 15:41:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-13 15:41:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-13 15:41:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-13 15:41:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-13 15:41:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-13 15:41:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-13 15:41:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 15:41:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 15:41:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure P_1 [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure is_P_1_triggered [2020-10-13 15:41:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure C_1 [2020-10-13 15:41:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure is_C_1_triggered [2020-10-13 15:41:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-13 15:41:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-13 15:41:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-13 15:41:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-13 15:41:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-13 15:41:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-13 15:41:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-13 15:41:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-13 15:41:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-13 15:41:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-13 15:41:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-13 15:41:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-13 15:41:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 15:41:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 15:41:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 15:41:04,771 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 15:41:04,772 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 15:41:04,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:41:04 BoogieIcfgContainer [2020-10-13 15:41:04,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 15:41:04,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 15:41:04,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 15:41:04,788 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 15:41:04,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 03:41:03" (1/3) ... [2020-10-13 15:41:04,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31bd6801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 03:41:04, skipping insertion in model container [2020-10-13 15:41:04,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:41:04" (2/3) ... [2020-10-13 15:41:04,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31bd6801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 03:41:04, skipping insertion in model container [2020-10-13 15:41:04,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:41:04" (3/3) ... [2020-10-13 15:41:04,795 INFO L109 eAbstractionObserver]: Analyzing ICFG kundu1.cil.c [2020-10-13 15:41:04,809 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 15:41:04,825 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 15:41:04,838 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 15:41:04,867 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 15:41:04,867 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 15:41:04,867 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 15:41:04,868 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 15:41:04,868 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 15:41:04,868 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 15:41:04,868 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 15:41:04,868 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 15:41:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2020-10-13 15:41:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-13 15:41:04,914 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:04,916 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:04,916 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:04,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:04,923 INFO L82 PathProgramCache]: Analyzing trace with hash -798642762, now seen corresponding path program 1 times [2020-10-13 15:41:04,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:04,933 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [838046490] [2020-10-13 15:41:04,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:05,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:05,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:05,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:05,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:05,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:06,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-13 15:41:08,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 15:41:08,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3162 [2020-10-13 15:41:08,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 15:41:08,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 15:41:08,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 15:41:08,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:08,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:41:08,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:08,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:08,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:08,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:08,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:08,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:41:08,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:08,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:08,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:08,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:08,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:08,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:08,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:08,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:08,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:08,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:08,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:08,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:08,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:08,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:41:08,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 15:41:08,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:08,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 15:41:08,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:08,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:08,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:41:08,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:41:08,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:08,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:08,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 15:41:08,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:41:08,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:08,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 15:41:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:08,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:08,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:08,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:08,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:08,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:08,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 15:41:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:08,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:08,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:08,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:08,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:08,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:08,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:08,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:08,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [838046490] [2020-10-13 15:41:08,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:08,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 15:41:08,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567997179] [2020-10-13 15:41:08,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 15:41:08,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:08,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 15:41:08,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 15:41:08,689 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 7 states. [2020-10-13 15:41:10,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:10,575 INFO L93 Difference]: Finished difference Result 437 states and 614 transitions. [2020-10-13 15:41:10,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 15:41:10,577 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2020-10-13 15:41:10,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:10,594 INFO L225 Difference]: With dead ends: 437 [2020-10-13 15:41:10,595 INFO L226 Difference]: Without dead ends: 293 [2020-10-13 15:41:10,600 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-13 15:41:10,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-10-13 15:41:10,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 255. [2020-10-13 15:41:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-10-13 15:41:10,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 331 transitions. [2020-10-13 15:41:10,694 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 331 transitions. Word has length 72 [2020-10-13 15:41:10,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:10,694 INFO L479 AbstractCegarLoop]: Abstraction has 255 states and 331 transitions. [2020-10-13 15:41:10,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 15:41:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 331 transitions. [2020-10-13 15:41:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-13 15:41:10,698 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:10,699 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:10,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 15:41:10,699 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:10,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:10,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1672120457, now seen corresponding path program 1 times [2020-10-13 15:41:10,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:10,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1807878114] [2020-10-13 15:41:10,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:10,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:10,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:10,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:11,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-13 15:41:12,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 15:41:12,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1969 [2020-10-13 15:41:12,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:12,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 15:41:12,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:12,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:12,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:12,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:12,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:12,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:12,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:12,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:12,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:12,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:12,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:12,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:12,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:12,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:12,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:12,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:12,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:12,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:12,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:12,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:12,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:12,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:12,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:41:12,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 15:41:12,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:12,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:41:12,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:12,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:12,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:12,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 15:41:12,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:12,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:12,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:12,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:12,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:41:12,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 15:41:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:12,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:12,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:12,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:12,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 15:41:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:12,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:12,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:12,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:12,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:12,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:12,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:12,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:12,989 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1807878114] [2020-10-13 15:41:12,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:12,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 15:41:12,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407441519] [2020-10-13 15:41:12,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 15:41:12,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:12,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 15:41:12,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-13 15:41:12,993 INFO L87 Difference]: Start difference. First operand 255 states and 331 transitions. Second operand 9 states. [2020-10-13 15:41:14,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:14,225 INFO L93 Difference]: Finished difference Result 520 states and 687 transitions. [2020-10-13 15:41:14,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 15:41:14,226 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-10-13 15:41:14,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:14,230 INFO L225 Difference]: With dead ends: 520 [2020-10-13 15:41:14,230 INFO L226 Difference]: Without dead ends: 285 [2020-10-13 15:41:14,232 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-13 15:41:14,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-10-13 15:41:14,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 260. [2020-10-13 15:41:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-13 15:41:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 335 transitions. [2020-10-13 15:41:14,273 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 335 transitions. Word has length 72 [2020-10-13 15:41:14,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:14,274 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 335 transitions. [2020-10-13 15:41:14,274 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 15:41:14,274 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 335 transitions. [2020-10-13 15:41:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-13 15:41:14,277 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:14,277 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:14,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 15:41:14,278 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:14,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:14,278 INFO L82 PathProgramCache]: Analyzing trace with hash 777479673, now seen corresponding path program 1 times [2020-10-13 15:41:14,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:14,279 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490501803] [2020-10-13 15:41:14,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-13 15:41:14,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 15:41:14,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 365 [2020-10-13 15:41:14,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:14,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 15:41:14,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-13 15:41:14,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:14,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:14,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:14,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:14,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:14,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:14,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:14,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:14,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:41:14,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:14,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:14,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:14,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:14,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:14,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:14,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:14,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:14,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:14,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:14,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:14,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:14,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:14,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:41:14,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 15:41:14,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:14,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 15:41:14,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 15:41:14,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:14,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:14,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:14,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:14,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:14,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:14,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:14,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:14,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:14,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:41:14,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 15:41:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:14,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:14,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:14,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 15:41:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:14,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:14,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:14,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:14,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:14,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:14,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:14,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:14,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:14,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:14,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:14,881 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490501803] [2020-10-13 15:41:14,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:14,882 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 15:41:14,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290163296] [2020-10-13 15:41:14,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 15:41:14,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:14,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 15:41:14,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 15:41:14,884 INFO L87 Difference]: Start difference. First operand 260 states and 335 transitions. Second operand 7 states. [2020-10-13 15:41:16,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:16,470 INFO L93 Difference]: Finished difference Result 777 states and 1031 transitions. [2020-10-13 15:41:16,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 15:41:16,471 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2020-10-13 15:41:16,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:16,476 INFO L225 Difference]: With dead ends: 777 [2020-10-13 15:41:16,476 INFO L226 Difference]: Without dead ends: 537 [2020-10-13 15:41:16,477 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-13 15:41:16,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2020-10-13 15:41:16,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 474. [2020-10-13 15:41:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 474 states. [2020-10-13 15:41:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 606 transitions. [2020-10-13 15:41:16,555 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 606 transitions. Word has length 72 [2020-10-13 15:41:16,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:16,557 INFO L479 AbstractCegarLoop]: Abstraction has 474 states and 606 transitions. [2020-10-13 15:41:16,557 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 15:41:16,558 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 606 transitions. [2020-10-13 15:41:16,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-13 15:41:16,565 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:16,565 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:16,566 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 15:41:16,566 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:16,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:16,566 INFO L82 PathProgramCache]: Analyzing trace with hash 618757655, now seen corresponding path program 1 times [2020-10-13 15:41:16,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:16,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432490076] [2020-10-13 15:41:16,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:16,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:16,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-13 15:41:17,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:41:17,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 622 [2020-10-13 15:41:17,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 15:41:17,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:17,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:17,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:17,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:17,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:17,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:17,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:17,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:17,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:17,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:17,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:17,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:17,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:17,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:17,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:17,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:17,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:17,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:17,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 15:41:17,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 15:41:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:17,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:17,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:17,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:17,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:17,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:17,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:17,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:41:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:17,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:17,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:17,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:17,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:17,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:17,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:17,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:17,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:17,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:17,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:17,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:17,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:17,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:17,417 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432490076] [2020-10-13 15:41:17,418 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:17,418 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 15:41:17,418 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262835434] [2020-10-13 15:41:17,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 15:41:17,419 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:17,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 15:41:17,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-13 15:41:17,420 INFO L87 Difference]: Start difference. First operand 474 states and 606 transitions. Second operand 9 states. [2020-10-13 15:41:18,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:18,529 INFO L93 Difference]: Finished difference Result 976 states and 1266 transitions. [2020-10-13 15:41:18,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 15:41:18,529 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 73 [2020-10-13 15:41:18,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:18,535 INFO L225 Difference]: With dead ends: 976 [2020-10-13 15:41:18,535 INFO L226 Difference]: Without dead ends: 522 [2020-10-13 15:41:18,537 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2020-10-13 15:41:18,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-10-13 15:41:18,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 484. [2020-10-13 15:41:18,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-13 15:41:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 614 transitions. [2020-10-13 15:41:18,599 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 614 transitions. Word has length 73 [2020-10-13 15:41:18,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:18,600 INFO L479 AbstractCegarLoop]: Abstraction has 484 states and 614 transitions. [2020-10-13 15:41:18,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 15:41:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 614 transitions. [2020-10-13 15:41:18,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-13 15:41:18,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:18,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:18,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 15:41:18,604 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:18,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:18,605 INFO L82 PathProgramCache]: Analyzing trace with hash 641389909, now seen corresponding path program 1 times [2020-10-13 15:41:18,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:18,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1960352488] [2020-10-13 15:41:18,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-13 15:41:18,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-13 15:41:18,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 15:41:18,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 15:41:18,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-13 15:41:18,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:18,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:18,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:18,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:18,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:18,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:41:18,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:18,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:18,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:18,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:18,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:18,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:18,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:18,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:18,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:18,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:18,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 15:41:18,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 15:41:18,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:18,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:18,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:18,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:18,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:18,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:18,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:18,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:18,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:18,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:18,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:18,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:18,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:18,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:18,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:18,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:18,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:18,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:18,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:18,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:18,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:18,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:18,994 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1960352488] [2020-10-13 15:41:18,994 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:18,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 15:41:18,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229698892] [2020-10-13 15:41:18,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 15:41:18,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:18,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 15:41:18,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-13 15:41:18,996 INFO L87 Difference]: Start difference. First operand 484 states and 614 transitions. Second operand 8 states. [2020-10-13 15:41:20,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:20,387 INFO L93 Difference]: Finished difference Result 1153 states and 1511 transitions. [2020-10-13 15:41:20,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 15:41:20,390 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 73 [2020-10-13 15:41:20,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:20,396 INFO L225 Difference]: With dead ends: 1153 [2020-10-13 15:41:20,396 INFO L226 Difference]: Without dead ends: 780 [2020-10-13 15:41:20,399 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-13 15:41:20,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2020-10-13 15:41:20,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 721. [2020-10-13 15:41:20,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2020-10-13 15:41:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 930 transitions. [2020-10-13 15:41:20,503 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 930 transitions. Word has length 73 [2020-10-13 15:41:20,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:20,505 INFO L479 AbstractCegarLoop]: Abstraction has 721 states and 930 transitions. [2020-10-13 15:41:20,505 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 15:41:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 930 transitions. [2020-10-13 15:41:20,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-13 15:41:20,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:20,510 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:20,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 15:41:20,510 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:20,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:20,511 INFO L82 PathProgramCache]: Analyzing trace with hash 298865229, now seen corresponding path program 1 times [2020-10-13 15:41:20,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:20,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1111955532] [2020-10-13 15:41:20,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:20,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:20,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-10-13 15:41:21,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:41:21,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 973 [2020-10-13 15:41:21,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 15:41:21,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-13 15:41:21,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 15:41:21,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:21,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:21,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:21,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:21,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:21,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:21,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:21,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:21,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:21,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:21,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:21,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:21,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:21,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:21,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:21,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:21,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:21,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:21,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 15:41:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:41:21,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 15:41:21,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:21,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:41:21,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:21,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:21,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:21,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:21,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:21,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:21,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:21,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:21,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:21,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:21,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:21,796 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1111955532] [2020-10-13 15:41:21,797 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:21,798 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 15:41:21,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670024771] [2020-10-13 15:41:21,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:41:21,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:21,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:41:21,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:41:21,799 INFO L87 Difference]: Start difference. First operand 721 states and 930 transitions. Second operand 11 states. [2020-10-13 15:41:24,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:24,504 INFO L93 Difference]: Finished difference Result 1316 states and 1806 transitions. [2020-10-13 15:41:24,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 15:41:24,505 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 86 [2020-10-13 15:41:24,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:24,515 INFO L225 Difference]: With dead ends: 1316 [2020-10-13 15:41:24,516 INFO L226 Difference]: Without dead ends: 1055 [2020-10-13 15:41:24,519 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=313, Invalid=743, Unknown=0, NotChecked=0, Total=1056 [2020-10-13 15:41:24,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2020-10-13 15:41:24,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 891. [2020-10-13 15:41:24,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 891 states. [2020-10-13 15:41:24,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1192 transitions. [2020-10-13 15:41:24,607 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1192 transitions. Word has length 86 [2020-10-13 15:41:24,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:24,607 INFO L479 AbstractCegarLoop]: Abstraction has 891 states and 1192 transitions. [2020-10-13 15:41:24,608 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:41:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1192 transitions. [2020-10-13 15:41:24,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-13 15:41:24,609 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:24,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:24,610 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 15:41:24,610 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:24,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:24,610 INFO L82 PathProgramCache]: Analyzing trace with hash -681624608, now seen corresponding path program 1 times [2020-10-13 15:41:24,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:24,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [137828960] [2020-10-13 15:41:24,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:24,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:24,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-13 15:41:25,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:41:25,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1080 [2020-10-13 15:41:25,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 15:41:25,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-13 15:41:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 15:41:25,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:25,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:25,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:25,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:25,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:25,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:25,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:25,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:25,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:25,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:25,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:25,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:25,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:25,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:25,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:25,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:25,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:25,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:25,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:25,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:25,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:25,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:25,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:25,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 15:41:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:25,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:26,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:26,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:41:26,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:26,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 15:41:26,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:26,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:26,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:41:26,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:26,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:26,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:26,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:26,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:26,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:26,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:41:26,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:26,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:26,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:26,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 15:41:26,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [137828960] [2020-10-13 15:41:26,110 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:26,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-13 15:41:26,110 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686513200] [2020-10-13 15:41:26,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 15:41:26,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:26,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 15:41:26,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-13 15:41:26,111 INFO L87 Difference]: Start difference. First operand 891 states and 1192 transitions. Second operand 13 states. [2020-10-13 15:41:30,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:30,278 INFO L93 Difference]: Finished difference Result 2079 states and 2939 transitions. [2020-10-13 15:41:30,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-13 15:41:30,279 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 90 [2020-10-13 15:41:30,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:30,290 INFO L225 Difference]: With dead ends: 2079 [2020-10-13 15:41:30,290 INFO L226 Difference]: Without dead ends: 1535 [2020-10-13 15:41:30,295 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 528 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=419, Invalid=1561, Unknown=0, NotChecked=0, Total=1980 [2020-10-13 15:41:30,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1535 states. [2020-10-13 15:41:30,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1535 to 1281. [2020-10-13 15:41:30,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1281 states. [2020-10-13 15:41:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1748 transitions. [2020-10-13 15:41:30,406 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1748 transitions. Word has length 90 [2020-10-13 15:41:30,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:30,406 INFO L479 AbstractCegarLoop]: Abstraction has 1281 states and 1748 transitions. [2020-10-13 15:41:30,406 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 15:41:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1748 transitions. [2020-10-13 15:41:30,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-13 15:41:30,408 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:30,408 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:30,408 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 15:41:30,409 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:30,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:30,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1835313196, now seen corresponding path program 1 times [2020-10-13 15:41:30,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:30,410 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1323189485] [2020-10-13 15:41:30,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:30,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:30,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:30,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:30,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:30,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:30,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:30,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-13 15:41:31,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 15:41:31,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 647 [2020-10-13 15:41:31,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-13 15:41:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:31,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:31,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:31,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:31,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:31,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:31,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:31,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:31,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:31,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:31,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:31,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:31,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:31,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:31,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:31,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:31,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:31,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:31,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:31,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:31,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:31,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-13 15:41:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:31,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:31,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:31,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:31,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 15:41:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:31,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:31,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:31,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:31,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:31,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:31,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:31,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:31,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:31,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:41:31,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-13 15:41:31,238 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1323189485] [2020-10-13 15:41:31,238 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:31,238 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 15:41:31,238 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385834885] [2020-10-13 15:41:31,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 15:41:31,239 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:31,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 15:41:31,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 15:41:31,240 INFO L87 Difference]: Start difference. First operand 1281 states and 1748 transitions. Second operand 7 states. [2020-10-13 15:41:32,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:32,706 INFO L93 Difference]: Finished difference Result 4134 states and 6264 transitions. [2020-10-13 15:41:32,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 15:41:32,707 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2020-10-13 15:41:32,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:32,735 INFO L225 Difference]: With dead ends: 4134 [2020-10-13 15:41:32,735 INFO L226 Difference]: Without dead ends: 2874 [2020-10-13 15:41:32,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2020-10-13 15:41:32,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2874 states. [2020-10-13 15:41:33,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2874 to 2612. [2020-10-13 15:41:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2612 states. [2020-10-13 15:41:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2612 states and 3827 transitions. [2020-10-13 15:41:33,157 INFO L78 Accepts]: Start accepts. Automaton has 2612 states and 3827 transitions. Word has length 92 [2020-10-13 15:41:33,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:33,159 INFO L479 AbstractCegarLoop]: Abstraction has 2612 states and 3827 transitions. [2020-10-13 15:41:33,159 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 15:41:33,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3827 transitions. [2020-10-13 15:41:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-13 15:41:33,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:33,164 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:33,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 15:41:33,164 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:33,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:33,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1952555228, now seen corresponding path program 1 times [2020-10-13 15:41:33,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:33,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202293522] [2020-10-13 15:41:33,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-13 15:41:33,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 15:41:33,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-13 15:41:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 15:41:33,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:33,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:33,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:33,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:33,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:33,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:33,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:33,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:33,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:33,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:33,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:33,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:33,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:33,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:33,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:33,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:33,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:33,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:33,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:33,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:33,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:33,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:33,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:41:33,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:33,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:33,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 15:41:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:33,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:41:33,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:41:33,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-13 15:41:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:33,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:33,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:33,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:33,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:33,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:33,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:33,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:33,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:33,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:33,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-13 15:41:33,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202293522] [2020-10-13 15:41:33,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:33,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 15:41:33,519 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088586118] [2020-10-13 15:41:33,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 15:41:33,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:33,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 15:41:33,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 15:41:33,520 INFO L87 Difference]: Start difference. First operand 2612 states and 3827 transitions. Second operand 7 states. [2020-10-13 15:41:35,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:35,137 INFO L93 Difference]: Finished difference Result 7646 states and 11745 transitions. [2020-10-13 15:41:35,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 15:41:35,137 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2020-10-13 15:41:35,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:35,212 INFO L225 Difference]: With dead ends: 7646 [2020-10-13 15:41:35,212 INFO L226 Difference]: Without dead ends: 5061 [2020-10-13 15:41:35,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-13 15:41:35,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5061 states. [2020-10-13 15:41:35,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5061 to 4672. [2020-10-13 15:41:35,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4672 states. [2020-10-13 15:41:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 4672 states and 6495 transitions. [2020-10-13 15:41:35,679 INFO L78 Accepts]: Start accepts. Automaton has 4672 states and 6495 transitions. Word has length 94 [2020-10-13 15:41:35,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:35,680 INFO L479 AbstractCegarLoop]: Abstraction has 4672 states and 6495 transitions. [2020-10-13 15:41:35,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 15:41:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 4672 states and 6495 transitions. [2020-10-13 15:41:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-13 15:41:35,686 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:35,687 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:35,687 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 15:41:35,687 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:35,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:35,688 INFO L82 PathProgramCache]: Analyzing trace with hash -2086642237, now seen corresponding path program 1 times [2020-10-13 15:41:35,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:35,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [964762724] [2020-10-13 15:41:35,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:35,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:35,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:35,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:35,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:35,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:36,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:36,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:39,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:39,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-13 15:41:39,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 15:41:39,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4249 [2020-10-13 15:41:39,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:39,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-13 15:41:39,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 15:41:39,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:40,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:41:40,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:40,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:40,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:40,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:40,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:40,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:40,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:40,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:40,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:40,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:41:40,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:40,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:40,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:40,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:40,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:40,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:40,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:40,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 15:41:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:40,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:40,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:40,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 15:41:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:41:40,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 15:41:40,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:40,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:41:40,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:40,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:40,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:40,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:40,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:40,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:40,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:40,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-13 15:41:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:40,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:40,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:40,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:40,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:40,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:40,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:40,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:40,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 15:41:40,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:41:40,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-13 15:41:40,265 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [964762724] [2020-10-13 15:41:40,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:40,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 15:41:40,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280789832] [2020-10-13 15:41:40,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 15:41:40,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:40,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 15:41:40,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-13 15:41:40,268 INFO L87 Difference]: Start difference. First operand 4672 states and 6495 transitions. Second operand 9 states. [2020-10-13 15:41:43,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:43,147 INFO L93 Difference]: Finished difference Result 9452 states and 13290 transitions. [2020-10-13 15:41:43,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 15:41:43,148 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2020-10-13 15:41:43,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:43,179 INFO L225 Difference]: With dead ends: 9452 [2020-10-13 15:41:43,179 INFO L226 Difference]: Without dead ends: 4704 [2020-10-13 15:41:43,204 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=163, Invalid=437, Unknown=0, NotChecked=0, Total=600 [2020-10-13 15:41:43,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4704 states. [2020-10-13 15:41:43,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4704 to 4520. [2020-10-13 15:41:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4520 states. [2020-10-13 15:41:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 4520 states and 5741 transitions. [2020-10-13 15:41:43,536 INFO L78 Accepts]: Start accepts. Automaton has 4520 states and 5741 transitions. Word has length 97 [2020-10-13 15:41:43,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:43,536 INFO L479 AbstractCegarLoop]: Abstraction has 4520 states and 5741 transitions. [2020-10-13 15:41:43,536 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 15:41:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 4520 states and 5741 transitions. [2020-10-13 15:41:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-13 15:41:43,543 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:43,543 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:43,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 15:41:43,543 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:43,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:43,544 INFO L82 PathProgramCache]: Analyzing trace with hash -630281820, now seen corresponding path program 1 times [2020-10-13 15:41:43,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:43,544 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1492188666] [2020-10-13 15:41:43,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-13 15:41:43,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:41:43,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 243 [2020-10-13 15:41:43,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:43,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-13 15:41:43,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:43,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:43,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:43,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:43,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:43,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:43,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:43,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:43,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:43,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:43,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:43,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:43,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:43,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:43,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:43,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:43,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:43,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:43,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:43,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:41:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-13 15:41:43,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 15:41:43,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:41:43,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-13 15:41:43,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:43,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:43,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:43,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:43,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:43,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:43,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:43,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:43,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:43,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:43,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:44,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:41:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:44,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:44,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:44,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 15:41:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:44,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:44,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:44,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:41:44,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:44,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 15:41:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:44,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:44,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:44,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 15:41:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:44,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:44,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:44,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 15:41:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:41:44,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:44,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:41:44,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:44,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:44,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:44,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:44,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:44,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:44,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 15:41:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:44,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:44,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:44,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 15:41:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:44,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:44,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:44,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:44,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 15:41:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:41:44,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:44,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:41:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:44,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:44,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:44,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 15:41:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:44,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:44,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:44,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:44,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:44,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:44,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:44,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:44,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-10-13 15:41:44,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1492188666] [2020-10-13 15:41:44,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:41:44,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 15:41:44,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101024755] [2020-10-13 15:41:44,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:41:44,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:44,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:41:44,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:41:44,138 INFO L87 Difference]: Start difference. First operand 4520 states and 5741 transitions. Second operand 11 states. [2020-10-13 15:41:45,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:45,839 INFO L93 Difference]: Finished difference Result 8683 states and 11115 transitions. [2020-10-13 15:41:45,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 15:41:45,839 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 165 [2020-10-13 15:41:45,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:45,865 INFO L225 Difference]: With dead ends: 8683 [2020-10-13 15:41:45,865 INFO L226 Difference]: Without dead ends: 4195 [2020-10-13 15:41:45,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=401, Unknown=0, NotChecked=0, Total=552 [2020-10-13 15:41:45,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4195 states. [2020-10-13 15:41:46,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4195 to 3899. [2020-10-13 15:41:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3899 states. [2020-10-13 15:41:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3899 states and 4921 transitions. [2020-10-13 15:41:46,233 INFO L78 Accepts]: Start accepts. Automaton has 3899 states and 4921 transitions. Word has length 165 [2020-10-13 15:41:46,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:46,233 INFO L479 AbstractCegarLoop]: Abstraction has 3899 states and 4921 transitions. [2020-10-13 15:41:46,233 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:41:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 4921 transitions. [2020-10-13 15:41:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-13 15:41:46,239 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:46,239 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:46,240 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 15:41:46,240 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:46,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:46,240 INFO L82 PathProgramCache]: Analyzing trace with hash -703541462, now seen corresponding path program 1 times [2020-10-13 15:41:46,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:46,241 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861592655] [2020-10-13 15:41:46,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:46,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:46,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:46,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:46,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:47,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 15:41:51,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 15:41:51,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 15:41:51,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 15:41:51,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-13 15:41:51,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 15:41:51,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:51,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:51,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:51,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:41:51,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:51,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:51,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:51,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 15:41:51,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:51,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:41:51,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 15:41:51,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:51,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:51,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:41:51,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:51,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:51,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 15:41:51,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:51,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:51,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:41:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-13 15:41:51,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:41:51,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 15:41:51,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:41:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:41:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 15:41:51,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:51,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:51,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:41:51,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:41:51,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 15:41:51,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 15:41:51,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:51,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:51,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:41:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:51,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 15:41:51,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:41:51,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 15:41:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:51,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:51,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 15:41:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:51,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:51,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-13 15:41:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:51,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:51,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:41:51,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:51,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:51,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:51,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:51,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:51,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 15:41:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:51,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:51,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 15:41:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:51,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:51,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 15:41:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:41:51,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:41:51,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:41:51,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:51,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:51,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:51,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 15:41:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:51,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:51,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:51,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:51,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:51,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:51,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:51,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:51,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:51,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:51,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:41:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-13 15:41:51,798 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861592655] [2020-10-13 15:41:51,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:41:51,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 15:41:51,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392341924] [2020-10-13 15:41:51,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 15:41:51,800 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:51,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 15:41:51,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-13 15:41:51,800 INFO L87 Difference]: Start difference. First operand 3899 states and 4921 transitions. Second operand 12 states. [2020-10-13 15:41:54,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:54,475 INFO L93 Difference]: Finished difference Result 7535 states and 9531 transitions. [2020-10-13 15:41:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-13 15:41:54,475 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 170 [2020-10-13 15:41:54,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:54,494 INFO L225 Difference]: With dead ends: 7535 [2020-10-13 15:41:54,494 INFO L226 Difference]: Without dead ends: 3730 [2020-10-13 15:41:54,505 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=296, Invalid=826, Unknown=0, NotChecked=0, Total=1122 [2020-10-13 15:41:54,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2020-10-13 15:41:54,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 3488. [2020-10-13 15:41:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3488 states. [2020-10-13 15:41:54,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 4291 transitions. [2020-10-13 15:41:54,742 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 4291 transitions. Word has length 170 [2020-10-13 15:41:54,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:54,745 INFO L479 AbstractCegarLoop]: Abstraction has 3488 states and 4291 transitions. [2020-10-13 15:41:54,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 15:41:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 4291 transitions. [2020-10-13 15:41:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-13 15:41:54,754 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:54,754 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:54,754 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 15:41:54,754 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:54,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:54,755 INFO L82 PathProgramCache]: Analyzing trace with hash -2108733140, now seen corresponding path program 1 times [2020-10-13 15:41:54,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:54,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1935593708] [2020-10-13 15:41:54,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:54,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:54,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:55,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:55,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3300 [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 15:41:58,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:41:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:58,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:41:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:41:58,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:58,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 15:41:58,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:58,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:58,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:58,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:41:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 15:41:58,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:41:58,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:41:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:41:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:58,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:58,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:41:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:58,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:41:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:58,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:41:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:41:58,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:58,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:41:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:41:58,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:41:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-13 15:41:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:58,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 15:41:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:58,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-13 15:41:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:41:58,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:41:58,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:41:58,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:41:58,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:41:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 15:41:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:41:58,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:41:58,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 15:41:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 15:41:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:41:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 15:41:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:58,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:58,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:58,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:41:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:41:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-13 15:41:58,321 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1935593708] [2020-10-13 15:41:58,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:41:58,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 15:41:58,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105742905] [2020-10-13 15:41:58,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 15:41:58,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:41:58,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 15:41:58,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-13 15:41:58,323 INFO L87 Difference]: Start difference. First operand 3488 states and 4291 transitions. Second operand 10 states. [2020-10-13 15:41:59,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:41:59,615 INFO L93 Difference]: Finished difference Result 4109 states and 5017 transitions. [2020-10-13 15:41:59,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 15:41:59,616 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-10-13 15:41:59,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:41:59,630 INFO L225 Difference]: With dead ends: 4109 [2020-10-13 15:41:59,631 INFO L226 Difference]: Without dead ends: 3598 [2020-10-13 15:41:59,634 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-10-13 15:41:59,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3598 states. [2020-10-13 15:41:59,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3598 to 3426. [2020-10-13 15:41:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3426 states. [2020-10-13 15:41:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 3426 states and 4222 transitions. [2020-10-13 15:41:59,846 INFO L78 Accepts]: Start accepts. Automaton has 3426 states and 4222 transitions. Word has length 170 [2020-10-13 15:41:59,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:41:59,847 INFO L479 AbstractCegarLoop]: Abstraction has 3426 states and 4222 transitions. [2020-10-13 15:41:59,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 15:41:59,847 INFO L276 IsEmpty]: Start isEmpty. Operand 3426 states and 4222 transitions. [2020-10-13 15:41:59,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-13 15:41:59,853 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:41:59,853 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:41:59,853 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 15:41:59,854 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:41:59,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:41:59,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1461298852, now seen corresponding path program 1 times [2020-10-13 15:41:59,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:41:59,855 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1573258347] [2020-10-13 15:41:59,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:41:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:41:59,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:59,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:41:59,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 15:41:59,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 15:41:59,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 15:42:00,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:00,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:42:00,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:00,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:00,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:00,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:00,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:42:00,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:00,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:00,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:00,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 15:42:00,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 15:42:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:00,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 15:42:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:00,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-13 15:42:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 15:42:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 15:42:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:00,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 15:42:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 15:42:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:00,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 15:42:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:00,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:00,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:00,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:00,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:00,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:00,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:00,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:00,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:00,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:00,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-13 15:42:00,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1573258347] [2020-10-13 15:42:00,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:42:00,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 15:42:00,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993727003] [2020-10-13 15:42:00,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 15:42:00,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:00,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 15:42:00,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-13 15:42:00,190 INFO L87 Difference]: Start difference. First operand 3426 states and 4222 transitions. Second operand 9 states. [2020-10-13 15:42:01,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:01,371 INFO L93 Difference]: Finished difference Result 3967 states and 4863 transitions. [2020-10-13 15:42:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 15:42:01,372 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 168 [2020-10-13 15:42:01,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:01,382 INFO L225 Difference]: With dead ends: 3967 [2020-10-13 15:42:01,383 INFO L226 Difference]: Without dead ends: 3540 [2020-10-13 15:42:01,386 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2020-10-13 15:42:01,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3540 states. [2020-10-13 15:42:01,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3540 to 3382. [2020-10-13 15:42:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3382 states. [2020-10-13 15:42:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 4173 transitions. [2020-10-13 15:42:01,647 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 4173 transitions. Word has length 168 [2020-10-13 15:42:01,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:01,648 INFO L479 AbstractCegarLoop]: Abstraction has 3382 states and 4173 transitions. [2020-10-13 15:42:01,648 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 15:42:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 4173 transitions. [2020-10-13 15:42:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-13 15:42:01,655 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:01,656 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:01,656 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 15:42:01,656 INFO L427 AbstractCegarLoop]: === Iteration 15 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:01,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:01,657 INFO L82 PathProgramCache]: Analyzing trace with hash -72876612, now seen corresponding path program 1 times [2020-10-13 15:42:01,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:01,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [109242167] [2020-10-13 15:42:01,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:01,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:01,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:01,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 631 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 15:42:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:02,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:02,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:02,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:02,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:02,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:02,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:02,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:02,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:02,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:02,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:02,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:02,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:02,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-13 15:42:02,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 15:42:02,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:42:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 15:42:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 15:42:02,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:42:02,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:02,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:42:02,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:02,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:02,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:42:02,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 15:42:02,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:42:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:42:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:42:02,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:42:02,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 15:42:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:02,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:42:02,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 15:42:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:02,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:02,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:02,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 15:42:02,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-13 15:42:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:02,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:02,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:02,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 15:42:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:02,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:02,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:42:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 15:42:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:02,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:02,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:02,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 15:42:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:02,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 15:42:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:02,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:02,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 15:42:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:02,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:02,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:02,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:02,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:02,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:02,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:02,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:02,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:02,774 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-13 15:42:02,774 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [109242167] [2020-10-13 15:42:02,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:42:02,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 15:42:02,775 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107513208] [2020-10-13 15:42:02,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:42:02,776 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:02,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:42:02,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:42:02,777 INFO L87 Difference]: Start difference. First operand 3382 states and 4173 transitions. Second operand 11 states. [2020-10-13 15:42:05,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:05,224 INFO L93 Difference]: Finished difference Result 8622 states and 10832 transitions. [2020-10-13 15:42:05,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-13 15:42:05,225 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-10-13 15:42:05,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:05,249 INFO L225 Difference]: With dead ends: 8622 [2020-10-13 15:42:05,249 INFO L226 Difference]: Without dead ends: 5359 [2020-10-13 15:42:05,260 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=230, Invalid=700, Unknown=0, NotChecked=0, Total=930 [2020-10-13 15:42:05,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5359 states. [2020-10-13 15:42:05,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5359 to 5087. [2020-10-13 15:42:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5087 states. [2020-10-13 15:42:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5087 states to 5087 states and 6336 transitions. [2020-10-13 15:42:05,656 INFO L78 Accepts]: Start accepts. Automaton has 5087 states and 6336 transitions. Word has length 174 [2020-10-13 15:42:05,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:05,657 INFO L479 AbstractCegarLoop]: Abstraction has 5087 states and 6336 transitions. [2020-10-13 15:42:05,657 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:42:05,657 INFO L276 IsEmpty]: Start isEmpty. Operand 5087 states and 6336 transitions. [2020-10-13 15:42:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-13 15:42:05,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:05,662 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:05,663 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-13 15:42:05,663 INFO L427 AbstractCegarLoop]: === Iteration 16 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:05,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:05,663 INFO L82 PathProgramCache]: Analyzing trace with hash -628292881, now seen corresponding path program 1 times [2020-10-13 15:42:05,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:05,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1235836922] [2020-10-13 15:42:05,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:05,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:05,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:05,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-13 15:42:06,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 15:42:06,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 745 [2020-10-13 15:42:06,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-13 15:42:06,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 15:42:06,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:06,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:06,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:06,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:06,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:06,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-13 15:42:06,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:06,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:06,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:06,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:06,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:42:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:42:06,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:42:06,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 15:42:06,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:06,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:42:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:06,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:06,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:42:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:06,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:06,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:42:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:06,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:06,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:06,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:42:06,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 15:42:06,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 15:42:06,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:06,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:06,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:06,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:06,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:42:06,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 15:42:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:06,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 15:42:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:06,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:06,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 15:42:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:06,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:06,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:42:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:06,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:06,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-13 15:42:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:06,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:06,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:06,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:06,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:06,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:06,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:06,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:06,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:06,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:06,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-13 15:42:06,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1235836922] [2020-10-13 15:42:06,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:42:06,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 15:42:06,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583040494] [2020-10-13 15:42:06,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:42:06,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:06,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:42:06,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:42:06,760 INFO L87 Difference]: Start difference. First operand 5087 states and 6336 transitions. Second operand 11 states. [2020-10-13 15:42:09,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:09,649 INFO L93 Difference]: Finished difference Result 12183 states and 15656 transitions. [2020-10-13 15:42:09,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-13 15:42:09,650 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 186 [2020-10-13 15:42:09,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:09,669 INFO L225 Difference]: With dead ends: 12183 [2020-10-13 15:42:09,669 INFO L226 Difference]: Without dead ends: 4652 [2020-10-13 15:42:09,682 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=195, Invalid=617, Unknown=0, NotChecked=0, Total=812 [2020-10-13 15:42:09,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4652 states. [2020-10-13 15:42:09,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4652 to 4323. [2020-10-13 15:42:09,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4323 states. [2020-10-13 15:42:10,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4323 states to 4323 states and 5240 transitions. [2020-10-13 15:42:10,007 INFO L78 Accepts]: Start accepts. Automaton has 4323 states and 5240 transitions. Word has length 186 [2020-10-13 15:42:10,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:10,011 INFO L479 AbstractCegarLoop]: Abstraction has 4323 states and 5240 transitions. [2020-10-13 15:42:10,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:42:10,011 INFO L276 IsEmpty]: Start isEmpty. Operand 4323 states and 5240 transitions. [2020-10-13 15:42:10,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-13 15:42:10,019 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:10,019 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:10,020 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-13 15:42:10,020 INFO L427 AbstractCegarLoop]: === Iteration 17 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:10,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:10,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1265383008, now seen corresponding path program 1 times [2020-10-13 15:42:10,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:10,021 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2062879885] [2020-10-13 15:42:10,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-13 15:42:10,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:42:10,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 399 [2020-10-13 15:42:10,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 15:42:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 15:42:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-13 15:42:10,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:10,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:10,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:10,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:10,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:42:10,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:10,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:10,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:10,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:10,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:42:10,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:10,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:10,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 15:42:10,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:10,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:10,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:10,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-13 15:42:10,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 15:42:10,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 15:42:10,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:42:10,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 15:42:10,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:10,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:10,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:42:10,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:42:10,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 15:42:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:10,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 15:42:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:10,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 15:42:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:10,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:10,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 15:42:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-13 15:42:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:10,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 15:42:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:42:10,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 15:42:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 15:42:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 15:42:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:10,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:10,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-13 15:42:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:10,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:10,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:10,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:10,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:10,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:10,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:10,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:10,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:10,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:10,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 24 proven. 15 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2020-10-13 15:42:10,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2062879885] [2020-10-13 15:42:10,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:10,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 15:42:10,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323662060] [2020-10-13 15:42:10,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 15:42:10,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:10,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 15:42:10,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-13 15:42:10,811 INFO L87 Difference]: Start difference. First operand 4323 states and 5240 transitions. Second operand 13 states. [2020-10-13 15:42:14,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:14,248 INFO L93 Difference]: Finished difference Result 4912 states and 6206 transitions. [2020-10-13 15:42:14,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-13 15:42:14,248 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 186 [2020-10-13 15:42:14,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:14,259 INFO L225 Difference]: With dead ends: 4912 [2020-10-13 15:42:14,259 INFO L226 Difference]: Without dead ends: 4714 [2020-10-13 15:42:14,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=1065, Unknown=0, NotChecked=0, Total=1406 [2020-10-13 15:42:14,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2020-10-13 15:42:14,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 4141. [2020-10-13 15:42:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4141 states. [2020-10-13 15:42:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 4141 states and 5030 transitions. [2020-10-13 15:42:14,541 INFO L78 Accepts]: Start accepts. Automaton has 4141 states and 5030 transitions. Word has length 186 [2020-10-13 15:42:14,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:14,541 INFO L479 AbstractCegarLoop]: Abstraction has 4141 states and 5030 transitions. [2020-10-13 15:42:14,541 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 15:42:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 5030 transitions. [2020-10-13 15:42:14,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-13 15:42:14,545 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:14,545 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:14,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-13 15:42:14,546 INFO L427 AbstractCegarLoop]: === Iteration 18 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:14,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:14,546 INFO L82 PathProgramCache]: Analyzing trace with hash 2010793224, now seen corresponding path program 1 times [2020-10-13 15:42:14,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:14,546 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [221723008] [2020-10-13 15:42:14,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:14,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:14,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:14,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:14,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:15,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:17,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:17,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 255 [2020-10-13 15:42:17,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 15:42:17,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3305 [2020-10-13 15:42:17,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:17,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 15:42:17,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 15:42:17,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-13 15:42:17,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:17,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:17,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:17,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:17,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:17,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:17,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:17,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:17,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:17,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:17,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:17,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:17,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:17,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:17,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:17,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:17,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:17,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:17,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:17,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:17,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:17,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:17,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:17,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:17,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:17,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:17,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:17,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:17,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:17,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:17,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:17,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:18,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:18,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:18,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:18,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:18,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:18,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:18,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:18,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-13 15:42:18,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:18,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:18,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 15:42:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:18,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 15:42:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:18,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 15:42:18,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:42:18,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:18,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 15:42:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:18,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 15:42:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:18,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:18,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:18,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:18,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 15:42:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:18,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:18,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-13 15:42:18,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:18,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:18,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 15:42:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:18,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:18,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 15:42:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:18,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:18,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:18,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 15:42:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:18,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:18,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 15:42:18,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:18,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:18,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:18,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-13 15:42:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:18,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:18,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:18,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:18,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:18,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:18,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:18,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:18,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:18,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:18,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-10-13 15:42:18,389 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [221723008] [2020-10-13 15:42:18,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:18,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 15:42:18,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279193616] [2020-10-13 15:42:18,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 15:42:18,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:18,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 15:42:18,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-13 15:42:18,391 INFO L87 Difference]: Start difference. First operand 4141 states and 5030 transitions. Second operand 15 states. [2020-10-13 15:42:21,498 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-10-13 15:42:22,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:22,942 INFO L93 Difference]: Finished difference Result 4360 states and 5284 transitions. [2020-10-13 15:42:22,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-13 15:42:22,943 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 189 [2020-10-13 15:42:22,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:22,951 INFO L225 Difference]: With dead ends: 4360 [2020-10-13 15:42:22,951 INFO L226 Difference]: Without dead ends: 4357 [2020-10-13 15:42:22,953 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 59 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 513 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=426, Invalid=1644, Unknown=0, NotChecked=0, Total=2070 [2020-10-13 15:42:22,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4357 states. [2020-10-13 15:42:23,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4357 to 4141. [2020-10-13 15:42:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4141 states. [2020-10-13 15:42:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 4141 states and 5024 transitions. [2020-10-13 15:42:23,178 INFO L78 Accepts]: Start accepts. Automaton has 4141 states and 5024 transitions. Word has length 189 [2020-10-13 15:42:23,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:23,179 INFO L479 AbstractCegarLoop]: Abstraction has 4141 states and 5024 transitions. [2020-10-13 15:42:23,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 15:42:23,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 5024 transitions. [2020-10-13 15:42:23,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-13 15:42:23,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:23,183 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:23,184 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-13 15:42:23,184 INFO L427 AbstractCegarLoop]: === Iteration 19 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:23,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:23,184 INFO L82 PathProgramCache]: Analyzing trace with hash -756540616, now seen corresponding path program 1 times [2020-10-13 15:42:23,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:23,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484419593] [2020-10-13 15:42:23,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:23,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:23,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:23,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:23,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:23,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:23,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-10-13 15:42:28,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 15:42:28,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 15:42:28,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 15:42:28,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 246 [2020-10-13 15:42:28,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 15:42:28,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:28,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:28,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:28,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:28,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:28,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:28,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:28,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:28,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:28,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:28,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 15:42:28,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:28,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:28,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:28,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 15:42:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:28,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 15:42:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:28,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 15:42:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:28,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 15:42:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:28,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:28,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 15:42:28,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:28,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:28,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:28,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 15:42:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:28,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 15:42:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:28,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 15:42:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:28,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-13 15:42:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:28,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:28,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:28,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:28,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-13 15:42:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:28,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 15:42:28,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:28,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 15:42:28,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 15:42:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:28,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:28,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:28,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:28,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:28,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:28,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:28,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:42:28,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:28,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:28,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:28,622 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-10-13 15:42:28,622 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484419593] [2020-10-13 15:42:28,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:28,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-13 15:42:28,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141369871] [2020-10-13 15:42:28,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 15:42:28,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:28,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 15:42:28,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-13 15:42:28,624 INFO L87 Difference]: Start difference. First operand 4141 states and 5024 transitions. Second operand 15 states. [2020-10-13 15:42:34,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:34,316 INFO L93 Difference]: Finished difference Result 8962 states and 10920 transitions. [2020-10-13 15:42:34,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-13 15:42:34,316 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 206 [2020-10-13 15:42:34,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:34,331 INFO L225 Difference]: With dead ends: 8962 [2020-10-13 15:42:34,332 INFO L226 Difference]: Without dead ends: 4459 [2020-10-13 15:42:34,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=501, Invalid=1851, Unknown=0, NotChecked=0, Total=2352 [2020-10-13 15:42:34,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4459 states. [2020-10-13 15:42:34,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4459 to 4149. [2020-10-13 15:42:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4149 states. [2020-10-13 15:42:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 5009 transitions. [2020-10-13 15:42:34,544 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 5009 transitions. Word has length 206 [2020-10-13 15:42:34,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:34,545 INFO L479 AbstractCegarLoop]: Abstraction has 4149 states and 5009 transitions. [2020-10-13 15:42:34,545 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 15:42:34,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 5009 transitions. [2020-10-13 15:42:34,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-10-13 15:42:34,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:34,555 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:34,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-13 15:42:34,556 INFO L427 AbstractCegarLoop]: === Iteration 20 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:34,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:34,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1148674984, now seen corresponding path program 1 times [2020-10-13 15:42:34,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:34,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550648485] [2020-10-13 15:42:34,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:34,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:34,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:34,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:34,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:34,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:35,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:35,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 373 [2020-10-13 15:42:39,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 15:42:39,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 15:42:39,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 164 [2020-10-13 15:42:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:42:39,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:39,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:39,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:39,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:39,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:39,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:42:39,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:39,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:39,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:42:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:39,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:42:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:42:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:42:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:39,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:39,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:39,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:39,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:42:39,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 15:42:39,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 15:42:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:42:39,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:39,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-13 15:42:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 15:42:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 15:42:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 15:42:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:39,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-13 15:42:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-13 15:42:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:42:39,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 15:42:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-13 15:42:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:39,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-13 15:42:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:39,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-10-13 15:42:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-13 15:42:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:39,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:39,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-13 15:42:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:39,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:39,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-13 15:42:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:39,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:39,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:42:39,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:39,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-13 15:42:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:39,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2020-10-13 15:42:40,018 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550648485] [2020-10-13 15:42:40,018 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:40,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 15:42:40,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669298104] [2020-10-13 15:42:40,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 15:42:40,019 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:40,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 15:42:40,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-10-13 15:42:40,019 INFO L87 Difference]: Start difference. First operand 4149 states and 5009 transitions. Second operand 13 states. [2020-10-13 15:42:41,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:41,835 INFO L93 Difference]: Finished difference Result 8399 states and 10219 transitions. [2020-10-13 15:42:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 15:42:41,835 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 283 [2020-10-13 15:42:41,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:41,848 INFO L225 Difference]: With dead ends: 8399 [2020-10-13 15:42:41,848 INFO L226 Difference]: Without dead ends: 4365 [2020-10-13 15:42:41,856 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=175, Invalid=475, Unknown=0, NotChecked=0, Total=650 [2020-10-13 15:42:41,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2020-10-13 15:42:42,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 4149. [2020-10-13 15:42:42,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4149 states. [2020-10-13 15:42:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 4973 transitions. [2020-10-13 15:42:42,207 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 4973 transitions. Word has length 283 [2020-10-13 15:42:42,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:42,208 INFO L479 AbstractCegarLoop]: Abstraction has 4149 states and 4973 transitions. [2020-10-13 15:42:42,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 15:42:42,208 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 4973 transitions. [2020-10-13 15:42:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-10-13 15:42:42,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:42,219 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:42,219 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-13 15:42:42,219 INFO L427 AbstractCegarLoop]: === Iteration 21 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:42,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:42,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1454616839, now seen corresponding path program 2 times [2020-10-13 15:42:42,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:42,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1560240924] [2020-10-13 15:42:42,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:42,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:42,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:42,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:42,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:42,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:42,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:42,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:46,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 373 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4695 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-13 15:42:46,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:46,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:46,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:46,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:46,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:46,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:46,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:46,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:46,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:46,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:46,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:46,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:47,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:47,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 15:42:47,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:47,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:47,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:42:47,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:47,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:42:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 15:42:47,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:47,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:42:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:47,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:42:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:47,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:42:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:47,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 15:42:47,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:42:47,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 15:42:47,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 15:42:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:47,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 15:42:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:47,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 15:42:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:47,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:47,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-13 15:42:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-13 15:42:47,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:42:47,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 15:42:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-13 15:42:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-13 15:42:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-10-13 15:42:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:47,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:47,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:42:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:47,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-13 15:42:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:47,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:47,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:47,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-13 15:42:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:47,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-13 15:42:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:47,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:47,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:42:47,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:47,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:47,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-13 15:42:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:47,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:47,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:47,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:47,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:47,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:47,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:47,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:47,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:47,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:47,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 60 proven. 23 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2020-10-13 15:42:47,328 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1560240924] [2020-10-13 15:42:47,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:47,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 15:42:47,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323805340] [2020-10-13 15:42:47,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:42:47,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:47,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:42:47,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:42:47,329 INFO L87 Difference]: Start difference. First operand 4149 states and 4973 transitions. Second operand 11 states. [2020-10-13 15:42:49,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:49,106 INFO L93 Difference]: Finished difference Result 8405 states and 10269 transitions. [2020-10-13 15:42:49,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 15:42:49,107 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 283 [2020-10-13 15:42:49,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:49,123 INFO L225 Difference]: With dead ends: 8405 [2020-10-13 15:42:49,123 INFO L226 Difference]: Without dead ends: 4371 [2020-10-13 15:42:49,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=167, Invalid=535, Unknown=0, NotChecked=0, Total=702 [2020-10-13 15:42:49,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2020-10-13 15:42:49,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 4149. [2020-10-13 15:42:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4149 states. [2020-10-13 15:42:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 4914 transitions. [2020-10-13 15:42:49,428 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 4914 transitions. Word has length 283 [2020-10-13 15:42:49,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:49,429 INFO L479 AbstractCegarLoop]: Abstraction has 4149 states and 4914 transitions. [2020-10-13 15:42:49,429 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:42:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 4914 transitions. [2020-10-13 15:42:49,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2020-10-13 15:42:49,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:49,439 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:49,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-13 15:42:49,439 INFO L427 AbstractCegarLoop]: === Iteration 22 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:49,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:49,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1887390405, now seen corresponding path program 1 times [2020-10-13 15:42:49,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:49,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [784143972] [2020-10-13 15:42:49,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:49,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:49,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:49,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:49,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:49,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:50,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 374 [2020-10-13 15:42:52,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 15:42:52,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2951 [2020-10-13 15:42:52,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 15:42:52,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 176 [2020-10-13 15:42:52,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-13 15:42:52,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:52,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:52,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:52,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:52,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:52,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:42:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:42:52,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:52,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:42:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:52,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:42:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:42:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 15:42:52,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:52,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:42:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:52,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:52,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 15:42:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:52,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 15:42:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:52,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 15:42:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:52,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:52,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 15:42:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-13 15:42:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-13 15:42:52,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 15:42:52,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 15:42:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:42:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-13 15:42:52,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:52,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:52,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 15:42:52,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 15:42:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:52,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-13 15:42:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:52,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-13 15:42:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-13 15:42:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-13 15:42:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:52,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-13 15:42:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:52,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-10-13 15:42:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-13 15:42:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:42:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-10-13 15:42:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:52,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:52,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:52,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:52,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 89 proven. 11 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2020-10-13 15:42:52,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [784143972] [2020-10-13 15:42:52,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:52,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 15:42:52,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628752480] [2020-10-13 15:42:52,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 15:42:52,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:52,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 15:42:52,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-10-13 15:42:52,809 INFO L87 Difference]: Start difference. First operand 4149 states and 4914 transitions. Second operand 12 states. [2020-10-13 15:42:56,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:56,212 INFO L93 Difference]: Finished difference Result 8595 states and 10277 transitions. [2020-10-13 15:42:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-13 15:42:56,214 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 284 [2020-10-13 15:42:56,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:56,229 INFO L225 Difference]: With dead ends: 8595 [2020-10-13 15:42:56,229 INFO L226 Difference]: Without dead ends: 4561 [2020-10-13 15:42:56,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 93 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 466 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=388, Invalid=1334, Unknown=0, NotChecked=0, Total=1722 [2020-10-13 15:42:56,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2020-10-13 15:42:56,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 4314. [2020-10-13 15:42:56,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4314 states. [2020-10-13 15:42:56,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 4314 states and 5057 transitions. [2020-10-13 15:42:56,585 INFO L78 Accepts]: Start accepts. Automaton has 4314 states and 5057 transitions. Word has length 284 [2020-10-13 15:42:56,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:56,586 INFO L479 AbstractCegarLoop]: Abstraction has 4314 states and 5057 transitions. [2020-10-13 15:42:56,586 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 15:42:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4314 states and 5057 transitions. [2020-10-13 15:42:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2020-10-13 15:42:56,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:56,595 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:56,596 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-13 15:42:56,596 INFO L427 AbstractCegarLoop]: === Iteration 23 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:56,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:56,596 INFO L82 PathProgramCache]: Analyzing trace with hash -501173625, now seen corresponding path program 1 times [2020-10-13 15:42:56,596 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:56,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967290044] [2020-10-13 15:42:56,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:56,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:56,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:56,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:56,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 374 [2020-10-13 15:42:57,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 15:42:57,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 426 [2020-10-13 15:42:57,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 164 [2020-10-13 15:42:57,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-13 15:42:57,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:57,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:57,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:57,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:57,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:57,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:57,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:42:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:42:57,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:57,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:42:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:42:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:42:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 15:42:57,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:57,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:57,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:42:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 15:42:57,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 15:42:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:57,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 15:42:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:57,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 15:42:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 15:42:57,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-13 15:42:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-13 15:42:57,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 15:42:57,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 15:42:57,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:42:57,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 15:42:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-13 15:42:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:57,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-13 15:42:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:57,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-13 15:42:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-13 15:42:57,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 15:42:57,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:57,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 15:42:57,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:57,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:57,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:57,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:42:57,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-13 15:42:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:57,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:57,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:57,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-10-13 15:42:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:57,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:57,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-13 15:42:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:42:57,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:57,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:42:57,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:57,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:57,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-10-13 15:42:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:57,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:57,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:57,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:57,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:57,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:57,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:42:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:57,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:57,465 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 76 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2020-10-13 15:42:57,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967290044] [2020-10-13 15:42:57,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:57,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 15:42:57,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664706524] [2020-10-13 15:42:57,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:42:57,467 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:57,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:42:57,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:42:57,467 INFO L87 Difference]: Start difference. First operand 4314 states and 5057 transitions. Second operand 11 states. [2020-10-13 15:42:58,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:42:58,969 INFO L93 Difference]: Finished difference Result 7568 states and 8871 transitions. [2020-10-13 15:42:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 15:42:58,969 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 284 [2020-10-13 15:42:58,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:42:58,979 INFO L225 Difference]: With dead ends: 7568 [2020-10-13 15:42:58,979 INFO L226 Difference]: Without dead ends: 3369 [2020-10-13 15:42:58,985 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=166, Invalid=484, Unknown=0, NotChecked=0, Total=650 [2020-10-13 15:42:58,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3369 states. [2020-10-13 15:42:59,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3369 to 3351. [2020-10-13 15:42:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3351 states. [2020-10-13 15:42:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 3351 states and 3784 transitions. [2020-10-13 15:42:59,162 INFO L78 Accepts]: Start accepts. Automaton has 3351 states and 3784 transitions. Word has length 284 [2020-10-13 15:42:59,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:42:59,162 INFO L479 AbstractCegarLoop]: Abstraction has 3351 states and 3784 transitions. [2020-10-13 15:42:59,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:42:59,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3351 states and 3784 transitions. [2020-10-13 15:42:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-10-13 15:42:59,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:42:59,165 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 6, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:42:59,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-13 15:42:59,166 INFO L427 AbstractCegarLoop]: === Iteration 24 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:42:59,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:42:59,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1840012992, now seen corresponding path program 1 times [2020-10-13 15:42:59,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:42:59,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [17635756] [2020-10-13 15:42:59,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:42:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 377 [2020-10-13 15:42:59,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 15:42:59,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-13 15:42:59,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 15:42:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 15:42:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-13 15:42:59,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:42:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:59,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:59,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 15:42:59,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:42:59,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:42:59,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:42:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:59,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:59,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:42:59,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:42:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:59,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:42:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:59,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:59,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 15:42:59,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:42:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:42:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:59,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:42:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:42:59,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 15:42:59,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 15:42:59,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:59,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:42:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:42:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:42:59,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:59,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:42:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:42:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:42:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:59,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:42:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:42:59,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:42:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 15:42:59,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:42:59,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 15:42:59,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 15:42:59,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:59,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:42:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:59,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:42:59,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:42:59,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 15:42:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:59,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 15:42:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:59,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 15:42:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:59,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-13 15:42:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-13 15:42:59,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:42:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:42:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:42:59,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 15:42:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-13 15:42:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-13 15:42:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-13 15:42:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:42:59,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:42:59,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:42:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:42:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-13 15:42:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-13 15:42:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-13 15:42:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:42:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:42:59,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-13 15:42:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:42:59,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:42:59,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:42:59,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:42:59,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:42:59,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:42:59,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:42:59,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:42:59,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:42:59,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:42:59,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:42:59,741 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 51 proven. 7 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2020-10-13 15:42:59,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [17635756] [2020-10-13 15:42:59,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:42:59,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 15:42:59,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648423503] [2020-10-13 15:42:59,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 15:42:59,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:42:59,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 15:42:59,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-13 15:42:59,743 INFO L87 Difference]: Start difference. First operand 3351 states and 3784 transitions. Second operand 11 states. [2020-10-13 15:43:01,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:43:01,918 INFO L93 Difference]: Finished difference Result 6846 states and 7733 transitions. [2020-10-13 15:43:01,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-13 15:43:01,919 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 287 [2020-10-13 15:43:01,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:43:01,927 INFO L225 Difference]: With dead ends: 6846 [2020-10-13 15:43:01,927 INFO L226 Difference]: Without dead ends: 3610 [2020-10-13 15:43:01,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=177, Invalid=579, Unknown=0, NotChecked=0, Total=756 [2020-10-13 15:43:01,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3610 states. [2020-10-13 15:43:02,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3610 to 3586. [2020-10-13 15:43:02,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3586 states. [2020-10-13 15:43:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 4041 transitions. [2020-10-13 15:43:02,138 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 4041 transitions. Word has length 287 [2020-10-13 15:43:02,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:43:02,139 INFO L479 AbstractCegarLoop]: Abstraction has 3586 states and 4041 transitions. [2020-10-13 15:43:02,139 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 15:43:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 4041 transitions. [2020-10-13 15:43:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2020-10-13 15:43:02,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:43:02,145 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:43:02,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-13 15:43:02,146 INFO L427 AbstractCegarLoop]: === Iteration 25 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:43:02,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:43:02,146 INFO L82 PathProgramCache]: Analyzing trace with hash -62311811, now seen corresponding path program 1 times [2020-10-13 15:43:02,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:43:02,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1599349609] [2020-10-13 15:43:02,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:43:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 442 [2020-10-13 15:43:02,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-13 15:43:02,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 15:43:02,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 361 [2020-10-13 15:43:02,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:43:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 15:43:02,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:43:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:02,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:43:02,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:43:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:43:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:43:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:43:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:43:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:43:02,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:02,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 15:43:02,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:43:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:43:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:43:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-13 15:43:02,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 15:43:02,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 15:43:02,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:43:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:02,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:43:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:43:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:02,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 15:43:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:43:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 15:43:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 15:43:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 15:43:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:43:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 15:43:02,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:02,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:43:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:43:02,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 15:43:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-13 15:43:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:43:02,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-13 15:43:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:02,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:43:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-13 15:43:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 15:43:02,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:43:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:02,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-13 15:43:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 15:43:02,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-13 15:43:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 15:43:02,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-13 15:43:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-13 15:43:02,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 15:43:02,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 15:43:02,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:43:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:43:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 15:43:02,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 15:43:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 15:43:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 15:43:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-13 15:43:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-13 15:43:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2020-10-13 15:43:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:43:02,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 15:43:02,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 15:43:02,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 15:43:02,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:02,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:43:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-13 15:43:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:02,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:43:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-10-13 15:43:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:43:02,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2020-10-13 15:43:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 15:43:02,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:02,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 15:43:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:02,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:02,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-10-13 15:43:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:02,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:02,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:02,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:02,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:02,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:02,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:02,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:02,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:43:02,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:02,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2020-10-13 15:43:02,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1599349609] [2020-10-13 15:43:02,738 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 15:43:02,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 15:43:02,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860383008] [2020-10-13 15:43:02,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 15:43:02,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:43:02,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 15:43:02,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-13 15:43:02,740 INFO L87 Difference]: Start difference. First operand 3586 states and 4041 transitions. Second operand 12 states. [2020-10-13 15:43:04,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:43:04,197 INFO L93 Difference]: Finished difference Result 6078 states and 6853 transitions. [2020-10-13 15:43:04,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 15:43:04,198 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 338 [2020-10-13 15:43:04,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:43:04,206 INFO L225 Difference]: With dead ends: 6078 [2020-10-13 15:43:04,206 INFO L226 Difference]: Without dead ends: 2464 [2020-10-13 15:43:04,212 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=138, Invalid=368, Unknown=0, NotChecked=0, Total=506 [2020-10-13 15:43:04,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2464 states. [2020-10-13 15:43:04,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2464 to 2452. [2020-10-13 15:43:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2452 states. [2020-10-13 15:43:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 2720 transitions. [2020-10-13 15:43:04,343 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 2720 transitions. Word has length 338 [2020-10-13 15:43:04,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:43:04,344 INFO L479 AbstractCegarLoop]: Abstraction has 2452 states and 2720 transitions. [2020-10-13 15:43:04,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 15:43:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2720 transitions. [2020-10-13 15:43:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2020-10-13 15:43:04,347 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:43:04,347 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:43:04,347 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-13 15:43:04,347 INFO L427 AbstractCegarLoop]: === Iteration 26 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:43:04,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:43:04,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1015481414, now seen corresponding path program 1 times [2020-10-13 15:43:04,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:43:04,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1166881946] [2020-10-13 15:43:04,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:43:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:04,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:04,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:04,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:04,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 470 [2020-10-13 15:43:05,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 15:43:05,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 670 [2020-10-13 15:43:05,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-13 15:43:05,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-13 15:43:05,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 15:43:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:05,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:05,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 15:43:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:05,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:43:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 15:43:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:05,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 15:43:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 15:43:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:43:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 15:43:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 15:43:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 15:43:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:43:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 15:43:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:05,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 15:43:05,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 15:43:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 15:43:05,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 15:43:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 15:43:05,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:05,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 15:43:05,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:43:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 15:43:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 15:43:05,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 15:43:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:05,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 15:43:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 15:43:05,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 15:43:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 15:43:05,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:43:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 15:43:05,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 15:43:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:43:05,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 15:43:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 15:43:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:05,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 15:43:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 15:43:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:43:05,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 15:43:05,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:43:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:43:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-13 15:43:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:05,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 15:43:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-13 15:43:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:43:05,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:05,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:43:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-13 15:43:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-13 15:43:05,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 15:43:05,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 15:43:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 15:43:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 15:43:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 15:43:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-13 15:43:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-13 15:43:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:43:05,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-13 15:43:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:43:05,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-13 15:43:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 15:43:05,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 15:43:05,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 15:43:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2020-10-13 15:43:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 15:43:05,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-13 15:43:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2020-10-13 15:43:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 15:43:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 15:43:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-10-13 15:43:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 15:43:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 15:43:05,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-10-13 15:43:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 15:43:05,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 15:43:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-10-13 15:43:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 15:43:05,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 15:43:05,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 15:43:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 15:43:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 15:43:05,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2020-10-13 15:43:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 15:43:05,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 15:43:05,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 15:43:05,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 15:43:05,485 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 73 proven. 49 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2020-10-13 15:43:05,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1166881946] [2020-10-13 15:43:05,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 15:43:05,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 15:43:05,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947831365] [2020-10-13 15:43:05,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 15:43:05,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 15:43:05,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 15:43:05,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-13 15:43:05,487 INFO L87 Difference]: Start difference. First operand 2452 states and 2720 transitions. Second operand 12 states. [2020-10-13 15:43:08,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 15:43:08,170 INFO L93 Difference]: Finished difference Result 3029 states and 3359 transitions. [2020-10-13 15:43:08,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-13 15:43:08,170 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 356 [2020-10-13 15:43:08,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 15:43:08,175 INFO L225 Difference]: With dead ends: 3029 [2020-10-13 15:43:08,175 INFO L226 Difference]: Without dead ends: 2468 [2020-10-13 15:43:08,177 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=213, Invalid=717, Unknown=0, NotChecked=0, Total=930 [2020-10-13 15:43:08,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2468 states. [2020-10-13 15:43:08,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2468 to 2452. [2020-10-13 15:43:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2452 states. [2020-10-13 15:43:08,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 2713 transitions. [2020-10-13 15:43:08,308 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 2713 transitions. Word has length 356 [2020-10-13 15:43:08,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 15:43:08,308 INFO L479 AbstractCegarLoop]: Abstraction has 2452 states and 2713 transitions. [2020-10-13 15:43:08,308 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 15:43:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2713 transitions. [2020-10-13 15:43:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2020-10-13 15:43:08,313 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 15:43:08,313 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 15:43:08,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-13 15:43:08,313 INFO L427 AbstractCegarLoop]: === Iteration 27 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 15:43:08,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 15:43:08,314 INFO L82 PathProgramCache]: Analyzing trace with hash -640042898, now seen corresponding path program 1 times [2020-10-13 15:43:08,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 15:43:08,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [962693165] [2020-10-13 15:43:08,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 15:43:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-13 15:43:08,355 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-13 15:43:08,355 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-13 15:43:08,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-13 15:43:08,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 03:43:08 BoogieIcfgContainer [2020-10-13 15:43:08,416 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 15:43:08,418 INFO L168 Benchmark]: Toolchain (without parser) took 124702.20 ms. Allocated memory was 148.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 104.0 MB in the beginning and 327.8 MB in the end (delta: -223.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2020-10-13 15:43:08,419 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 15:43:08,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.11 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 103.6 MB in the beginning and 183.1 MB in the end (delta: -79.5 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2020-10-13 15:43:08,420 INFO L168 Benchmark]: Boogie Preprocessor took 92.19 ms. Allocated memory is still 205.0 MB. Free memory was 183.1 MB in the beginning and 181.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-13 15:43:08,421 INFO L168 Benchmark]: RCFGBuilder took 539.44 ms. Allocated memory is still 205.0 MB. Free memory was 181.2 MB in the beginning and 147.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2020-10-13 15:43:08,421 INFO L168 Benchmark]: TraceAbstraction took 123635.81 ms. Allocated memory was 205.0 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 147.0 MB in the beginning and 327.8 MB in the end (delta: -180.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2020-10-13 15:43:08,424 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 430.11 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 103.6 MB in the beginning and 183.1 MB in the end (delta: -79.5 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.19 ms. Allocated memory is still 205.0 MB. Free memory was 183.1 MB in the beginning and 181.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 539.44 ms. Allocated memory is still 205.0 MB. Free memory was 181.2 MB in the beginning and 147.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 123635.81 ms. Allocated memory was 205.0 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 147.0 MB in the beginning and 327.8 MB in the end (delta: -180.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 9]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] int max_loop ; [L16] int num ; [L17] int i ; [L18] int e ; [L19] int timer ; [L20] char data_0 ; [L21] char data_1 ; [L64] int P_1_pc; [L65] int P_1_st ; [L66] int P_1_i ; [L67] int P_1_ev ; [L122] int C_1_pc ; [L123] int C_1_st ; [L124] int C_1_i ; [L125] int C_1_ev ; [L126] int C_1_pr ; [L490] int count ; [L491] int __retres2 ; [L495] num = 0 [L496] i = 0 [L497] max_loop = 2 [L499] timer = 0 [L500] P_1_pc = 0 [L501] C_1_pc = 0 [L503] count = 0 [L504] CALL init_model() [L483] P_1_i = 1 [L484] C_1_i = 1 [L504] RET init_model() [L505] CALL start_simulation() [L421] int kernel_st ; [L422] int tmp ; [L423] int tmp___0 ; [L427] kernel_st = 0 [L428] FCALL update_channels() [L429] CALL init_threads() [L226] COND TRUE (int )P_1_i == 1 [L227] P_1_st = 0 [L231] COND TRUE (int )C_1_i == 1 [L232] C_1_st = 0 [L429] RET init_threads() [L430] FCALL fire_delta_events() [L431] CALL activate_threads() [L365] int tmp ; [L366] int tmp___0 ; [L367] int tmp___1 ; [L371] CALL, EXPR is_P_1_triggered() [L104] int __retres1 ; [L107] COND FALSE !((int )P_1_pc == 1) [L117] __retres1 = 0 [L119] return (__retres1); [L371] RET, EXPR is_P_1_triggered() [L371] tmp = is_P_1_triggered() [L373] COND FALSE !(\read(tmp)) [L379] CALL, EXPR is_C_1_triggered() [L186] int __retres1 ; [L189] COND FALSE !((int )C_1_pc == 1) [L199] COND FALSE !((int )C_1_pc == 2) [L209] __retres1 = 0 [L211] return (__retres1); [L379] RET, EXPR is_C_1_triggered() [L379] tmp___1 = is_C_1_triggered() [L381] COND FALSE !(\read(tmp___1)) [L431] RET activate_threads() [L432] FCALL reset_delta_events() [L435] COND TRUE 1 [L438] kernel_st = 1 [L439] CALL eval() [L262] int tmp ; [L263] int tmp___0 ; [L264] int tmp___1 ; [L265] int tmp___2 ; [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND TRUE \read(tmp___2) [L279] COND TRUE (int )P_1_st == 0 [L281] tmp = __VERIFIER_nondet_int() [L283] COND FALSE !(\read(tmp)) [L294] COND TRUE (int )C_1_st == 0 [L296] tmp___1 = __VERIFIER_nondet_int() [L298] COND TRUE \read(tmp___1) [L300] C_1_st = 1 [L301] CALL C_1() [L128] char c ; [L131] COND TRUE (int )C_1_pc == 0 [L146] COND TRUE i < max_loop [L148] COND TRUE num == 0 [L149] timer = 1 [L150] i += 1 [L151] C_1_pc = 1 [L152] C_1_st = 2 [L301] RET C_1() [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND TRUE \read(tmp___2) [L279] COND TRUE (int )P_1_st == 0 [L281] tmp = __VERIFIER_nondet_int() [L283] COND TRUE \read(tmp) [L285] P_1_st = 1 [L286] CALL P_1() [L72] COND TRUE (int )P_1_pc == 0 [L83] COND TRUE i < max_loop [L86] CALL write_data(num, 'A') [L49] COND TRUE i___0 == 0 [L50] data_0 = c [L86] RET write_data(num, 'A') [L87] num += 1 [L88] P_1_pc = 1 [L89] P_1_st = 2 [L286] RET P_1() [L294] COND FALSE !((int )C_1_st == 0) [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND FALSE !((int )P_1_st == 0) [L248] COND FALSE !((int )C_1_st == 0) [L256] __retres1 = 0 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND FALSE !(\read(tmp___2)) [L439] RET eval() [L442] kernel_st = 2 [L443] FCALL update_channels() [L446] kernel_st = 3 [L447] FCALL fire_delta_events() [L448] CALL activate_threads() [L365] int tmp ; [L366] int tmp___0 ; [L367] int tmp___1 ; [L371] CALL, EXPR is_P_1_triggered() [L104] int __retres1 ; [L107] COND TRUE (int )P_1_pc == 1 [L108] COND FALSE !((int )P_1_ev == 1) [L117] __retres1 = 0 [L119] return (__retres1); [L371] RET, EXPR is_P_1_triggered() [L371] tmp = is_P_1_triggered() [L373] COND FALSE !(\read(tmp)) [L379] CALL, EXPR is_C_1_triggered() [L186] int __retres1 ; [L189] COND TRUE (int )C_1_pc == 1 [L190] COND FALSE !((int )e == 1) [L199] COND FALSE !((int )C_1_pc == 2) [L209] __retres1 = 0 [L211] return (__retres1); [L379] RET, EXPR is_C_1_triggered() [L379] tmp___1 = is_C_1_triggered() [L381] COND FALSE !(\read(tmp___1)) [L448] RET activate_threads() [L449] FCALL reset_delta_events() [L452] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND FALSE !((int )P_1_st == 0) [L248] COND FALSE !((int )C_1_st == 0) [L256] __retres1 = 0 [L258] return (__retres1); [L452] RET, EXPR exists_runnable_thread() [L452] tmp = exists_runnable_thread() [L454] COND TRUE tmp == 0 [L456] kernel_st = 4 [L457] CALL fire_time_events() [L336] C_1_ev = 1 [L338] P_1_ev = 1 [L457] RET fire_time_events() [L458] CALL activate_threads() [L365] int tmp ; [L366] int tmp___0 ; [L367] int tmp___1 ; [L371] CALL, EXPR is_P_1_triggered() [L104] int __retres1 ; [L107] COND TRUE (int )P_1_pc == 1 [L108] COND TRUE (int )P_1_ev == 1 [L109] __retres1 = 1 [L119] return (__retres1); [L371] RET, EXPR is_P_1_triggered() [L371] tmp = is_P_1_triggered() [L373] COND TRUE \read(tmp) [L374] P_1_st = 0 [L379] CALL, EXPR is_C_1_triggered() [L186] int __retres1 ; [L189] COND TRUE (int )C_1_pc == 1 [L190] COND FALSE !((int )e == 1) [L199] COND FALSE !((int )C_1_pc == 2) [L209] __retres1 = 0 [L211] return (__retres1); [L379] RET, EXPR is_C_1_triggered() [L379] tmp___1 = is_C_1_triggered() [L381] COND FALSE !(\read(tmp___1)) [L458] RET activate_threads() [L459] CALL reset_time_events() [L350] COND TRUE (int )P_1_ev == 1 [L351] P_1_ev = 2 [L355] COND TRUE (int )C_1_ev == 1 [L356] C_1_ev = 2 [L459] RET reset_time_events() [L465] CALL, EXPR stop_simulation() [L402] int tmp ; [L403] int __retres2 ; [L407] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L407] RET, EXPR exists_runnable_thread() [L407] tmp = exists_runnable_thread() [L409] COND TRUE \read(tmp) [L410] __retres2 = 0 [L417] return (__retres2); [L465] RET, EXPR stop_simulation() [L465] tmp___0 = stop_simulation() [L467] COND FALSE !(\read(tmp___0)) [L435] COND TRUE 1 [L438] kernel_st = 1 [L439] CALL eval() [L262] int tmp ; [L263] int tmp___0 ; [L264] int tmp___1 ; [L265] int tmp___2 ; [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND TRUE \read(tmp___2) [L279] COND TRUE (int )P_1_st == 0 [L281] tmp = __VERIFIER_nondet_int() [L283] COND TRUE \read(tmp) [L285] P_1_st = 1 [L286] CALL P_1() [L72] COND FALSE !((int )P_1_pc == 0) [L75] COND TRUE (int )P_1_pc == 1 [L83] COND TRUE i < max_loop [L86] CALL write_data(num, 'A') [L49] COND FALSE !(i___0 == 0) [L52] COND TRUE i___0 == 1 [L53] data_1 = c [L86] RET write_data(num, 'A') [L87] num += 1 [L88] P_1_pc = 1 [L89] P_1_st = 2 [L286] RET P_1() [L294] COND FALSE !((int )C_1_st == 0) [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND FALSE !((int )P_1_st == 0) [L248] COND FALSE !((int )C_1_st == 0) [L256] __retres1 = 0 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND FALSE !(\read(tmp___2)) [L439] RET eval() [L442] kernel_st = 2 [L443] FCALL update_channels() [L446] kernel_st = 3 [L447] FCALL fire_delta_events() [L448] CALL activate_threads() [L365] int tmp ; [L366] int tmp___0 ; [L367] int tmp___1 ; [L371] CALL, EXPR is_P_1_triggered() [L104] int __retres1 ; [L107] COND TRUE (int )P_1_pc == 1 [L108] COND FALSE !((int )P_1_ev == 1) [L117] __retres1 = 0 [L119] return (__retres1); [L371] RET, EXPR is_P_1_triggered() [L371] tmp = is_P_1_triggered() [L373] COND FALSE !(\read(tmp)) [L379] CALL, EXPR is_C_1_triggered() [L186] int __retres1 ; [L189] COND TRUE (int )C_1_pc == 1 [L190] COND FALSE !((int )e == 1) [L199] COND FALSE !((int )C_1_pc == 2) [L209] __retres1 = 0 [L211] return (__retres1); [L379] RET, EXPR is_C_1_triggered() [L379] tmp___1 = is_C_1_triggered() [L381] COND FALSE !(\read(tmp___1)) [L448] RET activate_threads() [L449] FCALL reset_delta_events() [L452] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND FALSE !((int )P_1_st == 0) [L248] COND FALSE !((int )C_1_st == 0) [L256] __retres1 = 0 [L258] return (__retres1); [L452] RET, EXPR exists_runnable_thread() [L452] tmp = exists_runnable_thread() [L454] COND TRUE tmp == 0 [L456] kernel_st = 4 [L457] CALL fire_time_events() [L336] C_1_ev = 1 [L338] P_1_ev = 1 [L457] RET fire_time_events() [L458] CALL activate_threads() [L365] int tmp ; [L366] int tmp___0 ; [L367] int tmp___1 ; [L371] CALL, EXPR is_P_1_triggered() [L104] int __retres1 ; [L107] COND TRUE (int )P_1_pc == 1 [L108] COND TRUE (int )P_1_ev == 1 [L109] __retres1 = 1 [L119] return (__retres1); [L371] RET, EXPR is_P_1_triggered() [L371] tmp = is_P_1_triggered() [L373] COND TRUE \read(tmp) [L374] P_1_st = 0 [L379] CALL, EXPR is_C_1_triggered() [L186] int __retres1 ; [L189] COND TRUE (int )C_1_pc == 1 [L190] COND FALSE !((int )e == 1) [L199] COND FALSE !((int )C_1_pc == 2) [L209] __retres1 = 0 [L211] return (__retres1); [L379] RET, EXPR is_C_1_triggered() [L379] tmp___1 = is_C_1_triggered() [L381] COND FALSE !(\read(tmp___1)) [L458] RET activate_threads() [L459] CALL reset_time_events() [L350] COND TRUE (int )P_1_ev == 1 [L351] P_1_ev = 2 [L355] COND TRUE (int )C_1_ev == 1 [L356] C_1_ev = 2 [L459] RET reset_time_events() [L465] CALL, EXPR stop_simulation() [L402] int tmp ; [L403] int __retres2 ; [L407] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L407] RET, EXPR exists_runnable_thread() [L407] tmp = exists_runnable_thread() [L409] COND TRUE \read(tmp) [L410] __retres2 = 0 [L417] return (__retres2); [L465] RET, EXPR stop_simulation() [L465] tmp___0 = stop_simulation() [L467] COND FALSE !(\read(tmp___0)) [L435] COND TRUE 1 [L438] kernel_st = 1 [L439] CALL eval() [L262] int tmp ; [L263] int tmp___0 ; [L264] int tmp___1 ; [L265] int tmp___2 ; [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND TRUE \read(tmp___2) [L279] COND TRUE (int )P_1_st == 0 [L281] tmp = __VERIFIER_nondet_int() [L283] COND TRUE \read(tmp) [L285] P_1_st = 1 [L286] CALL P_1() [L72] COND FALSE !((int )P_1_pc == 0) [L75] COND TRUE (int )P_1_pc == 1 [L83] COND TRUE i < max_loop [L86] CALL write_data(num, 'A') [L49] COND FALSE !(i___0 == 0) [L52] COND FALSE !(i___0 == 1) [L56] CALL error() [L9] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 123.4s, OverallIterations: 27, TraceHistogramMax: 10, AutomataDifference: 61.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4640 SDtfs, 15974 SDslu, 1848 SDs, 0 SdLazy, 32412 SolverSat, 8424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2073 GetRequests, 1415 SyntacticMatches, 5 SemanticMatches, 653 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4360 ImplicationChecksByTransitivity, 15.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5087occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.8s AutomataMinimizationTime, 26 MinimizatonAttempts, 4799 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 54.3s InterpolantComputationTime, 4910 NumberOfCodeBlocks, 4910 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 4524 ConstructedInterpolants, 0 QuantifiedInterpolants, 2009014 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 15 PerfectInterpolantSequences, 3926/4078 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...